Mercurial > hg > nginx-site
annotate xml/en/docs/njs/reference.xml @ 2673:4398fd0f0341
nginx-1.19.8
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Tue, 09 Mar 2021 18:38:52 +0300 |
parents | e53592a1d979 |
children | 8f3e9ff2785f |
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1 <?xml version="1.0"?> |
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2 |
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3 <!-- |
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4 Copyright (C) Nginx, Inc. |
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5 --> |
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6 |
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7 <!DOCTYPE article SYSTEM "../../../../dtd/article.dtd"> |
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8 |
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9 <article name="Reference" |
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10 link="/en/docs/njs/reference.html" |
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11 lang="en" |
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12 rev="67"> |
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13 |
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14 <section id="summary"> |
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15 |
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16 <para> |
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17 <link doc="index.xml">njs</link> provides objects, methods and properties |
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18 for extending nginx functionality. |
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19 </para> |
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20 |
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21 <para> |
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22 This reference contains only njs specific properties, methods and modules |
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23 not compliant with ECMAScript. |
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24 Definitions of njs properties and methods compliant with ECMAScript |
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25 can be found in |
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26 <link url="http://www.ecma-international.org/ecma-262/">ECMAScript |
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27 specification</link>. |
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28 List of all njs properties and methods can be found in |
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29 <link doc="compatibility.xml">Compatibility</link>. |
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30 </para> |
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31 |
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32 </section> |
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33 |
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34 |
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35 <section id="http_stream" name="nginx objects"> |
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36 |
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37 |
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38 <section id="http" name="HTTP Request"> |
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39 |
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40 <para> |
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41 The HTTP request object is available only in the |
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42 <link doc="../http/ngx_http_js_module.xml">ngx_http_js_module</link> module. |
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43 All string properties of the object are |
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44 <link id="string">byte strings</link>. |
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45 |
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46 <list type="tag"> |
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47 |
2353 | 48 <tag-name id="r_args"><literal>r.args{}</literal></tag-name> |
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49 <tag-desc> |
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50 request arguments object, read-only |
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51 </tag-desc> |
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52 |
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53 <tag-name id="r_done"><literal>r.done()</literal></tag-name> |
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54 <tag-desc> |
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55 after calling this function, |
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56 next data chunks will be passed to client without calling |
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57 <link doc="../http/ngx_http_js_module.xml" id="js_body_filter"/> |
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58 (<link doc="changes.xml" id="njs0.5.2">0.5.2</link>). |
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59 May be called only from the |
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60 <link doc="../http/ngx_http_js_module.xml" id="js_body_filter"/> function |
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61 </tag-desc> |
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62 |
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63 <tag-name id="r_error"><literal>r.error(<value>string</value>)</literal></tag-name> |
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64 <tag-desc> |
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65 writes a <literal>string</literal> to the error log |
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66 on the <literal>error</literal> level of logging |
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67 </tag-desc> |
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68 |
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69 <tag-name id="r_finish"><literal>r.finish()</literal></tag-name> |
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70 <tag-desc> |
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71 finishes sending a response to the client |
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72 </tag-desc> |
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73 |
2353 | 74 <tag-name id="r_headers_in"><literal>r.headersIn{}</literal></tag-name> |
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75 <tag-desc> |
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76 incoming headers object, read-only. |
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77 <para> |
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78 The <literal>Foo</literal> request header |
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79 can be accessed with the syntax: |
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80 <literal>headersIn.foo</literal> or <literal>headersIn['Foo']</literal>. |
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81 </para> |
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82 |
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83 <para> |
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84 The |
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85 <header>Authorization</header>, |
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86 <header>Content-Length</header>, |
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87 <header>Content-Range</header>, |
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88 <header>Content-Type</header>, |
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89 <header>ETag</header>, |
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90 <header>Expect</header>, |
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91 <header>From</header>, |
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92 <header>Host</header>, |
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93 <header>If-Match</header>, |
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94 <header>If-Modified-Since</header>, |
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95 <header>If-None-Match</header>, |
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96 <header>If-Range</header>, |
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97 <header>If-Unmodified-Since</header>, |
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98 <header>Max-Forwards</header>, |
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99 <header>Proxy-Authorization</header>, |
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100 <header>Referer</header>, |
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101 <header>Transfer-Encoding</header>, and |
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102 <header>User-Agent</header> |
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103 request headers can have only one field value |
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104 (<link doc="changes.xml" id="njs0.4.1">0.4.1</link>). |
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105 Duplicate field values in <header>Cookie</header> headers |
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106 are separated by semicolon (<literal>;</literal>). |
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107 Duplicate field values in all other request headers are separated by commas. |
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108 </para> |
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109 </tag-desc> |
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110 |
2331 | 111 <tag-name id="r_headers_out"><literal>r.headersOut{}</literal></tag-name> |
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112 <tag-desc> |
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113 outgoing headers object, writable. |
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114 <para> |
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115 The <header>Foo</header> response header |
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116 can be accessed with the syntax: |
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117 <literal>headersOut.foo</literal> or <literal>headersOut['Foo']</literal>. |
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118 </para> |
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119 |
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120 <para> |
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121 Field values of multi-value response headers |
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122 (<link doc="changes.xml" id="njs0.4.0">0.4.0</link>) |
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123 can be set with the syntax: |
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124 <example> |
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125 r.headersOut['Foo'] = ['a', 'b'] |
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126 </example> |
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127 where the output will be: |
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128 <example> |
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129 Foo: a |
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130 Foo: b |
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131 </example> |
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132 All previous field values of the <header>Foo</header> response header |
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133 will be deleted. |
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134 </para> |
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135 |
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136 <para> |
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137 For standard response headers |
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138 that accept only a single field value such as |
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139 <header>Content-Type</header>, |
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140 only the last element of the array will take effect. |
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141 Field values of the <header>Set-Cookie</header> response header |
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142 are always returned as an array. |
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143 Duplicate field values in |
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144 <header>Age</header>, |
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145 <header>Content-Encoding</header>, |
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146 <header>Content-Length</header>, |
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147 <header>Content-Type</header>, |
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148 <header>ETag</header>, |
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149 <header>Expires</header>, |
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150 <header>Last-Modified</header>, |
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151 <header>Location</header>, |
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152 <header>Retry-After</header> |
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153 response headers are ignored. |
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154 Duplicate field values in all other response headers |
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155 are separated by commas. |
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156 </para> |
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157 </tag-desc> |
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158 |
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159 <tag-name id="r_http_version"><literal>r.httpVersion</literal></tag-name> |
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160 <tag-desc> |
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161 HTTP version, read-only |
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162 </tag-desc> |
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163 |
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164 <tag-name id="r_internal_redirect"><literal>r.internalRedirect(<value>uri</value>)</literal></tag-name> |
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165 <tag-desc> |
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166 performs an internal redirect to the specified <literal>uri</literal>. |
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167 If the uri starts with the “<literal>@</literal>” prefix, |
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168 it is considered a named location. |
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169 The actual redirect happens after the handler execution is completed. |
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170 </tag-desc> |
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171 |
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172 <tag-name id="r_log"><literal>r.log(<value>string</value>)</literal></tag-name> |
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173 <tag-desc> |
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174 writes a <literal>string</literal> to the error log |
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175 on the <literal>info</literal> level of logging |
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176 </tag-desc> |
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177 |
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178 <tag-name id="r_method"><literal>r.method</literal></tag-name> |
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179 <tag-desc> |
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180 HTTP method, read-only |
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181 </tag-desc> |
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182 |
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183 <tag-name id="r_parent"><literal>r.parent</literal></tag-name> |
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184 <tag-desc> |
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185 references the parent request object |
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186 </tag-desc> |
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187 |
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188 <tag-name id="r_remote_address"><literal>r.remoteAddress</literal></tag-name> |
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189 <tag-desc> |
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190 client address, read-only |
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191 </tag-desc> |
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192 |
2628 | 193 <tag-name id="r_request_body"><literal>r.requestBody</literal></tag-name> |
194 <tag-desc> | |
195 the property is deprecated since | |
196 <link doc="changes.xml" id="njs0.5.0">0.5.0</link>, | |
197 the <link id="r_request_buffer"><literal>r.requestBuffer</literal></link> or | |
198 <link id="r_request_text"><literal>r.requestText</literal></link> property | |
199 should be used instead. | |
200 </tag-desc> | |
201 | |
202 <tag-name id="r_request_buffer"><literal>r.requestBuffer</literal></tag-name> | |
203 <tag-desc> | |
204 client request body if it has not been written to a temporary file | |
205 (since <link doc="changes.xml" id="njs0.5.0">0.5.0</link>). | |
206 To ensure that the client request body is in memory, | |
207 its size should be limited by | |
208 <link doc="../http/ngx_http_core_module.xml" id="client_max_body_size"/>, | |
209 and a sufficient buffer size should be set using | |
210 <link doc="../http/ngx_http_core_module.xml" id="client_body_buffer_size"/>. | |
211 The property is available only in the | |
212 <link doc="../http/ngx_http_js_module.xml" id="js_content"/> directive. | |
213 </tag-desc> | |
214 | |
215 <tag-name id="r_request_text"><literal>r.requestText</literal></tag-name> | |
216 <tag-desc> | |
217 the same as <link id="r_request_buffer"><literal>r.requestBuffer</literal></link>, | |
218 but returns a <literal>string</literal>. | |
219 Note that | |
220 it may convert bytes invalid in utf8 encoding into the replacement character. | |
221 </tag-desc> | |
222 | |
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223 <tag-name id="r_raw_headers_in"><literal>r.rawHeadersIn{}</literal></tag-name> |
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224 <tag-desc> |
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225 returns an array of key-value pairs |
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226 exactly as they were received from the client |
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227 (<link doc="changes.xml" id="njs0.4.1">0.4.1</link>). |
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228 <para> |
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229 For example, with the following request headers: |
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230 <example> |
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231 Host: localhost |
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232 Foo: bar |
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233 foo: bar2 |
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234 </example> |
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235 the output of <literal>r.rawHeadersIn</literal> will be: |
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236 <example> |
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237 [ |
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238 ['Host', 'localhost'], |
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239 ['Foo', 'bar'], |
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240 ['foo', 'bar2'] |
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241 ] |
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242 </example> |
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243 All <literal>foo</literal> headers |
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244 can be collected with the syntax: |
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245 <example> |
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246 r.rawHeadersIn.filter(v=>v[0].toLowerCase() == 'foo').map(v=>v[1]) |
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247 </example> |
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248 the output will be: |
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249 <example> |
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250 ['bar', 'bar2'] |
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251 </example> |
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252 Header field names are not converted to lower case, |
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253 duplicate field values are not merged. |
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254 </para> |
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255 </tag-desc> |
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256 |
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257 <tag-name id="r_raw_headers_out"><literal>r.rawHeadersOut{}</literal></tag-name> |
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258 <tag-desc> |
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259 returns an array of key-value pairs of response headers |
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260 (<link doc="changes.xml" id="njs0.4.1">0.4.1</link>). |
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261 Header field names are not converted to lower case, |
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262 duplicate field values are not merged. |
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263 </tag-desc> |
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264 |
2628 | 265 <tag-name id="r_response_body"><literal>r.responseBody</literal></tag-name> |
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266 <tag-desc> |
2628 | 267 the property is deprecated since |
268 <link doc="changes.xml" id="njs0.5.0">0.5.0</link>, | |
269 the <link id="r_response_buffer"><literal>r.responseBuffer</literal></link> | |
270 or | |
271 the <link id="r_response_text"><literal>r.responseText</literal></link> | |
272 property | |
273 should be used instead. | |
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274 </tag-desc> |
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275 |
2628 | 276 <tag-name id="r_response_buffer"><literal>r.responseBuffer</literal></tag-name> |
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277 <tag-desc> |
2628 | 278 holds the <link id="r_subrequest">subrequest</link> response body, |
279 read-only | |
280 (since <link doc="changes.xml" id="njs0.5.0">0.5.0</link>). | |
281 The size of <literal>r.responseBuffer</literal> is limited by the | |
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282 <link doc="../http/ngx_http_core_module.xml" id="subrequest_output_buffer_size"/> |
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283 directive. |
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284 </tag-desc> |
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285 |
2628 | 286 <tag-name id="r_response_text"><literal>r.responseText</literal></tag-name> |
287 <tag-desc> | |
288 the same as <link id="r_response_buffer"><literal>r.responseBuffer</literal></link> | |
289 but returns a string | |
290 (since <link doc="changes.xml" id="njs0.5.0">0.5.0</link>). | |
291 Note that | |
292 it may convert bytes invalid in utf8 encoding into the replacement character. | |
293 </tag-desc> | |
294 | |
295 <tag-name id="r_return"><literal>r.return(status[, | |
296 string | Buffer])</literal></tag-name> | |
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297 <tag-desc> |
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298 sends the entire response |
2628 | 299 with the specified <literal>status</literal> to the client. |
300 The response can be a string or Buffer | |
301 (<link doc="changes.xml" id="njs0.5.0">0.5.0</link>). | |
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302 <para> |
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303 It is possible to specify either a redirect URL |
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304 (for codes 301, 302, 303, 307, and 308) |
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305 or the response body text (for other codes) as the second argument |
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306 </para> |
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307 </tag-desc> |
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308 |
2628 | 309 <tag-name id="r_send"><literal>r.send(string |
310 | Buffer)</literal></tag-name> | |
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311 <tag-desc> |
2628 | 312 sends a part of the response body to the client. |
313 The data sent can be a string or Buffer | |
314 (<link doc="changes.xml" id="njs0.5.0">0.5.0</link>) | |
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315 </tag-desc> |
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316 |
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317 <tag-name id="r_sendbuffer"><literal>r.sendBuffer(<value>data</value>[, |
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318 <value>options</value>])</literal></tag-name> |
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319 <tag-desc> |
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320 adds data to the chain of data chunks to be forwarded to the next body filter |
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321 (<link doc="changes.xml" id="njs0.5.2">0.5.2</link>). |
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322 The actual forwarding happens later, |
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323 when the all the data chunks of the current chain are processed. |
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324 <para> |
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325 The data can be a string or Buffer. |
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326 The <literal>options</literal> is an object used |
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327 to override nginx buffer flags derived from an incoming data chunk buffer. |
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328 The flags can be overridden with the following flags: |
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329 <list type="tag"> |
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330 |
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331 <tag-name><literal>last</literal></tag-name> |
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332 <tag-desc> |
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333 boolean, |
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334 true if the buffer is the last buffer |
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335 </tag-desc> |
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336 |
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337 <tag-name><literal>flush</literal></tag-name> |
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338 <tag-desc> |
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339 boolean, |
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340 true if the buffer should have the <literal>flush</literal> flag |
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341 </tag-desc> |
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342 </list> |
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343 </para> |
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344 The method may be called only from the |
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345 <link doc="../http/ngx_http_js_module.xml" id="js_body_filter"/> function. |
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346 </tag-desc> |
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347 |
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348 <tag-name id="r_send_header"><literal>r.sendHeader()</literal></tag-name> |
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349 <tag-desc> |
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350 sends the HTTP headers to the client |
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351 </tag-desc> |
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352 |
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353 <tag-name id="r_status"><literal>r.status</literal></tag-name> |
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354 <tag-desc> |
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355 status, writable |
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356 </tag-desc> |
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357 |
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358 <tag-name id="r_subrequest"><literal>r.subrequest(<value>uri</value>[, |
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359 <value>options</value>[, <value>callback</value>]])</literal></tag-name> |
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360 <tag-desc> |
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361 creates a subrequest with the given <literal>uri</literal> and |
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362 <literal>options</literal>, and installs |
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363 an optional completion <literal>callback</literal>. |
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364 |
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365 <para> |
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366 A |
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367 <link doc="../dev/development_guide.xml.xml" id="http_subrequests">subrequest</link> |
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368 shares its input headers with the client request. |
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369 To send headers different from original headers to a proxied server, the |
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370 <link doc="../http/ngx_http_proxy_module.xml" id="proxy_set_header"/> |
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371 directive can be used. |
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372 To send a completely new set of headers to a proxied server, the |
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373 <link doc="../http/ngx_http_proxy_module.xml" id="proxy_pass_request_headers"/> |
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374 directive can be used. |
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375 </para> |
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376 |
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377 <para> |
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378 If <literal>options</literal> is a string, then it |
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379 holds the subrequest arguments string. |
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380 Otherwise, <literal>options</literal> is expected to be |
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381 an object with the following keys: |
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382 <list type="tag"> |
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383 <tag-name><literal>args</literal></tag-name> |
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384 <tag-desc> |
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385 arguments string, by default an empty string is used |
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386 </tag-desc> |
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387 <tag-name><literal>body</literal></tag-name> |
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388 <tag-desc> |
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389 request body, |
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390 by default the request body of the parent request object is used |
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391 </tag-desc> |
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392 |
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393 <tag-name><literal>method</literal></tag-name> |
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394 <tag-desc> |
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395 HTTP method, by default the <literal>GET</literal> method is used |
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396 </tag-desc> |
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397 |
2507 | 398 <tag-name><literal>detached</literal></tag-name> |
399 <tag-desc> | |
400 boolean flag (<link doc="changes.xml" id="njs0.3.9">0.3.9</link>), | |
401 if <literal>true</literal>, the created subrequest is a detached subrequest. | |
402 Responses to detached subrequests are ignored. | |
403 Unlike ordinary subrequests, a detached subrequest | |
404 can be created inside a variable handler. | |
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405 The <literal>detached</literal> flag and callback argument |
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406 are mutually exclusive. |
2507 | 407 </tag-desc> |
408 | |
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409 </list> |
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410 </para> |
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411 |
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412 <para> |
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413 The completion <literal>callback</literal> receives |
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414 a subrequest response object with methods and properties |
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415 identical to the parent request object. |
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416 </para> |
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417 |
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418 <para> |
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419 Since <link doc="changes.xml" id="njs0.3.8">0.3.8</link>, |
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420 if a <literal>callback</literal> is not provided, |
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421 the <literal>Promise</literal> object |
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422 that resolves to the subrequest response object is returned. |
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423 </para> |
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424 </tag-desc> |
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425 |
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426 <tag-name id="r_uri"><literal>r.uri</literal></tag-name> |
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427 <tag-desc> |
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428 current <link doc="../http/ngx_http_core_module.xml" id="var_uri">URI</link> |
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429 in request, |
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430 <link doc="../http/ngx_http_core_module.xml" id="location">normalized</link>, |
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431 read-only |
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432 </tag-desc> |
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433 |
2628 | 434 <tag-name id="r_raw_variables"><literal>r.rawVariables{}</literal></tag-name> |
435 <tag-desc> | |
436 nginx <link id="r_variables">variables</link> as Buffers, | |
437 writable | |
438 (since <link doc="changes.xml" id="njs0.5.0">0.5.0</link>) | |
439 </tag-desc> | |
440 | |
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441 <tag-name id="r_variables"><literal>r.variables{}</literal></tag-name> |
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442 <tag-desc> |
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443 nginx variables object, writable |
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444 (since <link doc="changes.xml" id="njs0.2.8">0.2.8</link>) |
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445 </tag-desc> |
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446 |
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447 <tag-name id="r_warn"><literal>r.warn(<value>string</value>)</literal></tag-name> |
2545
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448 <tag-desc> |
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449 writes a <literal>string</literal> to the error log |
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450 on the <literal>warning</literal> level of logging |
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451 </tag-desc> |
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452 |
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453 </list> |
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454 </para> |
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455 |
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456 </section> |
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457 |
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458 |
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459 <section id="stream" name="Stream Session"> |
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460 |
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461 <para> |
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462 The stream session object is available only in the |
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463 <link doc="../stream/ngx_stream_js_module.xml">ngx_stream_js_module</link> |
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464 module. |
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465 All string properties of the object are <link id="string">byte strings</link>. |
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466 </para> |
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467 |
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468 <para> |
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469 <list type="tag"> |
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470 |
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471 <tag-name id="s_allow"><literal>s.allow()</literal></tag-name> |
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472 <tag-desc> |
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473 an alias to |
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474 <link id="s_done"><literal>s.done(0)</literal></link> |
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475 (<link doc="changes.xml" id="njs0.2.4">0.2.4</link>) |
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476 </tag-desc> |
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477 |
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478 <tag-name id="s_decline"><literal>s.decline()</literal></tag-name> |
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479 <tag-desc> |
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480 an alias to |
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481 <link id="s_done"><literal>s.done(-5)</literal></link> |
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482 (<link doc="changes.xml" id="njs0.2.4">0.2.4</link>) |
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483 </tag-desc> |
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484 |
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485 <tag-name id="s_deny"><literal>s.deny()</literal></tag-name> |
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486 <tag-desc> |
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487 an alias to |
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488 <link id="s_done"><literal>s.done(403)</literal></link> |
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489 (<link doc="changes.xml" id="njs0.2.4">0.2.4</link>) |
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490 </tag-desc> |
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491 |
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492 <tag-name id="s_done"><literal>s.done([<value>code</value>]</literal>)</tag-name> |
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493 <tag-desc> |
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494 sets an exit <literal>code</literal> for the current |
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495 <link doc="../stream/stream_processing.xml">phase</link> handler |
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496 to a code value, by default <literal>0</literal>. |
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497 The actual finalization happens when the js handler is completed |
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498 and all pending events, for example, from |
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499 <link id="ngx_fetch"><literal>ngx.fetch</literal></link> or |
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500 <link id="settimeout"><literal>setTimeout()</literal></link>, |
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|
501 are processed |
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|
502 (<link doc="changes.xml" id="njs0.2.4">0.2.4</link>). |
2670
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503 <para> |
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504 Possible code values: |
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505 <list type="bullet"> |
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|
506 |
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|
507 <listitem> |
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|
508 <literal>0</literal>— |
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509 successful finalization, passing control to the next phase |
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|
510 </listitem> |
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|
511 |
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|
512 <listitem> |
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|
513 <literal>-5</literal>— |
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514 undecided, passing control to the next handler of the current phase (if any) |
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|
515 </listitem> |
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|
516 |
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|
517 <listitem> |
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518 <literal>403</literal>— |
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519 access is forbidden |
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|
520 </listitem> |
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|
521 |
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522 </list> |
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523 </para> |
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524 May be called only from a phase handler function: |
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525 <link doc="../stream/ngx_stream_js_module.xml" id="js_access"><literal>js_access</literal></link> |
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|
526 or |
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|
527 <link doc="../stream/ngx_stream_js_module.xml" id="js_preread"><literal>js_preread</literal></link>. |
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528 </tag-desc> |
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|
529 |
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|
530 <tag-name id="s_error"><literal>s.error(<value>string</value>)</literal></tag-name> |
2247
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531 <tag-desc> |
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532 writes a sent <literal>string</literal> to the error log |
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533 on the <literal>error</literal> level of logging |
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|
534 </tag-desc> |
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|
535 |
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|
536 <tag-name id="s_log"><literal>s.log(<value>string</value>)</literal></tag-name> |
2247
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537 <tag-desc> |
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538 writes a sent <value>string</value> to the error log |
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539 on the <literal>info</literal> level of logging |
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|
540 </tag-desc> |
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|
541 |
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542 <tag-name id="s_off"><literal>s.off(<value>eventName</value>)</literal></tag-name> |
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|
543 <tag-desc> |
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parents:
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544 unregisters the callback set by the <link id="s_on">s.on()</link> method |
2337
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Updated links to changes.xml in njs Reference.
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|
545 (<link doc="changes.xml" id="njs0.2.4">0.2.4</link>) |
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546 </tag-desc> |
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|
547 |
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|
548 <tag-name id="s_on"><literal>s.on(<value>event</value>, |
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|
549 <value>callback</value>)</literal></tag-name> |
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parents:
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|
550 <tag-desc> |
2579
63cef7604e0d
Minor review of njs Reference for typos and style.
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|
551 registers a <literal>callback</literal> |
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Minor review of njs Reference for typos and style.
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|
552 for the specified <literal>event</literal> |
2337
867fe207f13e
Updated links to changes.xml in njs Reference.
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parents:
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|
553 (<link doc="changes.xml" id="njs0.2.4">0.2.4</link>). |
2247
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|
554 |
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diff
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|
555 <para> |
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|
556 An <literal>event</literal> may be one of the following strings: |
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557 <list type="tag"> |
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|
558 <tag-name><literal>upload</literal></tag-name> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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|
559 <tag-desc> |
2628 | 560 new data (string) from a client |
2247
0f16ef9a8dbe
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|
561 </tag-desc> |
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parents:
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diff
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|
562 |
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Created "nginx objects" section in reference.xml.
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|
563 <tag-name><literal>download</literal></tag-name> |
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Created "nginx objects" section in reference.xml.
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|
564 <tag-desc> |
2628 | 565 new data (string) to a client |
566 </tag-desc> | |
567 | |
568 <tag-name><literal>upstream</literal></tag-name> | |
569 <tag-desc> | |
570 new data (Buffer) from a client | |
571 (since <link doc="changes.xml" id="njs0.5.0">0.5.0</link>) | |
572 </tag-desc> | |
573 | |
574 <tag-name><literal>downstream</literal></tag-name> | |
575 <tag-desc> | |
576 new data (Buffer) to a client | |
577 (since <link doc="changes.xml" id="njs0.5.0">0.5.0</link>) | |
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578 </tag-desc> |
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|
579 |
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|
580 </list> |
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|
581 </para> |
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|
582 |
0f16ef9a8dbe
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|
583 <para> |
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|
584 The completion callback has the following prototype: |
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|
585 <literal>callback(data, flags)</literal>, where |
2628 | 586 <literal>data</literal> is string or Buffer (depending on the event type) |
2247
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587 <literal>flags</literal> is an object |
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588 with the following properties: |
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|
589 <list type="tag"> |
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|
590 <tag-name id="s_on_callback_last"><literal>last</literal></tag-name> |
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|
591 <tag-desc> |
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|
592 a boolean value, true if data is a last buffer. |
0f16ef9a8dbe
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|
593 </tag-desc> |
0f16ef9a8dbe
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|
594 |
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Created "nginx objects" section in reference.xml.
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|
595 </list> |
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|
596 </para> |
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597 </tag-desc> |
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|
598 |
2570
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Added IDs to methods in njs Reference.
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|
599 <tag-name id="s_remote_address"><literal>s.remoteAddress</literal></tag-name> |
2247
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600 <tag-desc> |
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|
601 client address, read-only |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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|
602 </tag-desc> |
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Created "nginx objects" section in reference.xml.
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changeset
|
603 |
2628 | 604 <tag-name id="s_raw_variables"><literal>s.rawVariables</literal></tag-name> |
605 <tag-desc> | |
606 nginx <link id="s_variables">variables</link> as Buffers, | |
607 writable | |
608 (since <link doc="changes.xml" id="njs0.5.0">0.5.0</link>) | |
609 </tag-desc> | |
610 | |
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|
611 <tag-name id="s_send"><literal>s.send(<value>data</value>[, |
0f16ef9a8dbe
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|
612 <value>options</value>])</literal></tag-name> |
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|
613 <tag-desc> |
2667
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Updated description of s.send in njs Reference.
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|
614 adds data to the chain of data chunks that will be forwarded in |
2085eb315672
Updated description of s.send in njs Reference.
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|
615 the forward direction: |
2085eb315672
Updated description of s.send in njs Reference.
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|
616 in download callback to a client; in upload to an upstream server |
2337
867fe207f13e
Updated links to changes.xml in njs Reference.
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|
617 (<link doc="changes.xml" id="njs0.2.4">0.2.4</link>). |
2667
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|
618 The actual forwarding happens later, |
2085eb315672
Updated description of s.send in njs Reference.
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|
619 when the all the data chunks of the current chain are processed. |
2085eb315672
Updated description of s.send in njs Reference.
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|
620 <para> |
2628 | 621 The data can be a string or Buffer |
622 (<link doc="changes.xml" id="njs0.5.0">0.5.0</link>). | |
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623 The <literal>options</literal> is an object used |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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|
624 to override nginx buffer flags derived from an incoming data chunk buffer. |
2579
63cef7604e0d
Minor review of njs Reference for typos and style.
Yaroslav Zhuravlev <yar@nginx.com>
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|
625 The flags can be overridden with the following flags: |
2247
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Created "nginx objects" section in reference.xml.
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|
626 <list type="tag"> |
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Created "nginx objects" section in reference.xml.
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parents:
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|
627 |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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|
628 <tag-name><literal>last</literal></tag-name> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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|
629 <tag-desc> |
2579
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Minor review of njs Reference for typos and style.
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parents:
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|
630 boolean, |
63cef7604e0d
Minor review of njs Reference for typos and style.
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parents:
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diff
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|
631 true if the buffer is the last buffer |
2247
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Created "nginx objects" section in reference.xml.
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|
632 </tag-desc> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
633 |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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diff
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|
634 <tag-name><literal>flush</literal></tag-name> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
635 <tag-desc> |
2579
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Minor review of njs Reference for typos and style.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
636 boolean, |
63cef7604e0d
Minor review of njs Reference for typos and style.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
637 true if the buffer should have the <literal>flush</literal> flag |
2247
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Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
638 </tag-desc> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
639 </list> |
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Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
640 </para> |
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Created "nginx objects" section in reference.xml.
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parents:
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changeset
|
641 The method can be called multiple times per callback invocation. |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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|
642 </tag-desc> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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changeset
|
643 |
2665
529114f1108a
Documented s.status property in njs Reference.
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parents:
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diff
changeset
|
644 <tag-name id="s_status"><literal>s.status</literal></tag-name> |
529114f1108a
Documented s.status property in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
645 <tag-desc> |
529114f1108a
Documented s.status property in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
646 session status code, an alias to the |
529114f1108a
Documented s.status property in njs Reference.
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parents:
2663
diff
changeset
|
647 <link doc="../stream/ngx_stream_core_module.xml" id="var_status"><literal>$status</literal></link> |
529114f1108a
Documented s.status property in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
648 variable, |
529114f1108a
Documented s.status property in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2663
diff
changeset
|
649 read only |
529114f1108a
Documented s.status property in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
650 (since <link doc="changes.xml" id="njs0.5.2">0.5.2</link>) |
529114f1108a
Documented s.status property in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
651 </tag-desc> |
529114f1108a
Documented s.status property in njs Reference.
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parents:
2663
diff
changeset
|
652 |
2338
39ac205f90b7
Documented that r.variables{} and s.variables{} are writable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2337
diff
changeset
|
653 <tag-name id="s_variables"><literal>s.variables{}</literal></tag-name> |
2247
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|
654 <tag-desc> |
2338
39ac205f90b7
Documented that r.variables{} and s.variables{} are writable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2337
diff
changeset
|
655 nginx variables object, writable |
39ac205f90b7
Documented that r.variables{} and s.variables{} are writable.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2337
diff
changeset
|
656 (since <link doc="changes.xml" id="njs0.2.8">0.2.8</link>) |
2247
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Created "nginx objects" section in reference.xml.
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parents:
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|
657 </tag-desc> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
658 |
2570
44792f1ee284
Added IDs to methods in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2569
diff
changeset
|
659 <tag-name id="s_warn"><literal>s.warn(<value>string</value>)</literal></tag-name> |
2247
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
660 <tag-desc> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
661 writes a sent <literal>string</literal> to the error log |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
662 on the <literal>warning</literal> level of logging |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
663 </tag-desc> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
664 |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
665 </list> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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diff
changeset
|
666 </para> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2246
diff
changeset
|
667 |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
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changeset
|
668 </section> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
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parents:
2246
diff
changeset
|
669 |
2628 | 670 |
2653
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
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diff
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|
671 <section id="response" name="Response"> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
672 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
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diff
changeset
|
673 <para> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
674 The <literal>Response</literal> interface is available since |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
675 <link doc="changes.xml" id="njs0.5.1">0.5.1</link>. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
676 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
677 <list type="tag"> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
678 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
679 <tag-name id="response_arraybuffer"><literal>arrayBuffer()</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
680 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
681 Takes a <literal>Response</literal> stream and reads it to completion. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
682 Returns a <literal>Promise</literal> that resolves with |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
683 an <literal>ArrayBuffer</literal>. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
684 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
685 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
2647
diff
changeset
|
686 <tag-name id="response_bodyused"><literal>bodyUsed</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
687 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
688 A boolean value, <literal>true</literal> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
2647
diff
changeset
|
689 if the body was read. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
690 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
691 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
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diff
changeset
|
692 <tag-name id="response_headers"><literal>headers</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
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diff
changeset
|
693 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
2647
diff
changeset
|
694 The <literal>Headers</literal> read-only object associated with the |
2668
e067ad74b0cd
Corrected links to Response Object in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2667
diff
changeset
|
695 <link id="response"><literal>Response</literal></link>: |
2653
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
696 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
697 <list type="tag"> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
698 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
699 <tag-name id="headers_get"><literal>get(<value>name</value>)</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
700 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
701 returns a string containing the values of all headers with the specified name |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
702 separated by a comma and a space |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
703 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
704 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
705 <tag-name id="headers_getall"><literal>getAll(<value>name</value>)</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
706 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
707 returns an array containing the values of all headers with the specified name |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
708 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
709 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
710 <tag-name id="headers_has"><literal>has(<value>name</value>)</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
711 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
712 returns a boolean value |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
713 indicating whether a header with the specified name exists |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
714 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
715 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
716 </list> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
717 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
718 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
719 <tag-name id="response_json"><literal>json()</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
720 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
721 Takes a <literal>Response</literal> stream and reads it to completion. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
722 Returns a <literal>Promise</literal> that resolves with |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
723 the result of parsing the body text as JSON. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
724 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
725 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
726 <tag-name id="response_ok"><literal>ok</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
727 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
728 A boolean value, <literal>true</literal> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
729 if the response was successful (status codes between 200–299). |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
730 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
731 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
732 <tag-name id="response_redirect"><literal>redirected</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
733 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
734 A boolean value, <literal>true</literal> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
735 if the response is the result of a redirect. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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|
736 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
737 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
738 <tag-name id="response_status"><literal>status</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
739 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
740 The status code of the response. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
741 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
742 |
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Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
743 <tag-name id="response_statustext"><literal>statusText</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
744 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
745 The status message corresponding to the status code. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
746 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
747 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
748 <tag-name id="response_text"><literal>text()</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
749 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
750 Takes a <literal>Response</literal> stream and reads it to completion. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
751 Returns a <literal>Promise</literal> that resolves with a string. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
752 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
753 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
754 <tag-name id="response_type"><literal>type</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
755 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
756 The type of the response. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
757 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
758 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
759 <tag-name id="response_url"><literal>url</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
760 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
761 The URL of the response. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
762 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
763 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
764 </list> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
765 </para> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
766 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
767 </section> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
768 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
769 |
2628 | 770 <section id="ngx" name="ngx"> |
771 | |
772 <para> | |
773 The <literal>ngx</literal> global object is available | |
774 since <link doc="changes.xml" id="njs0.5.0">0.5.0</link>. | |
775 <list type="tag"> | |
776 | |
2653
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
777 <tag-name id="ngx_fetch"><literal>ngx.fetch(<value>url</value>, |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
778 [<value>options</value>])</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
779 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
780 Makes a request to fetch an URL |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
781 (<link doc="changes.xml" id="njs0.5.1">0.5.1</link>), |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
782 returns a <literal>Promise</literal> that resolves with |
2668
e067ad74b0cd
Corrected links to Response Object in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2667
diff
changeset
|
783 the <link id="response"><literal>Response</literal></link> object. |
2653
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
784 Only the <literal>http://</literal> scheme is supported, |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
785 redirects are not handled. |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
786 <para> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
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diff
changeset
|
787 The <literal>options</literal> parameter is expected to be an object |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
788 with the following keys: |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
789 <list type="tag"> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
2647
diff
changeset
|
790 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
791 <tag-name id="fetch_body"><literal>body</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
792 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
2647
diff
changeset
|
793 request body, |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
794 by default is empty |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
795 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
796 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
797 <tag-name id="fetch_buffer_size"><literal>buffer_size</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
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diff
changeset
|
798 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
799 the buffer size for reading the response, |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
800 by default is <literal>4096</literal> |
9fc25ea7a92c
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
801 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
802 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
803 <tag-name id="fetch_headers"><literal>headers</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
804 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
805 request headers object |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
806 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
807 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
808 <tag-name id="fetch_get"><literal>max_response_body_size</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
809 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
810 the maximum size of the response body in bytes, |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
811 by default is <literal>32768</literal> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
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diff
changeset
|
812 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
813 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
814 <tag-name id="fetch_method"><literal>method</literal></tag-name> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
815 <tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
816 HTTP method, |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
817 by default the <literal>GET</literal> method is used |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
818 </tag-desc> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
819 |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
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diff
changeset
|
820 </list> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
821 Example: |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
822 <example> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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changeset
|
823 ngx.fetch('http://nginx.org/') |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
824 .then(reply => reply.text()) |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2647
diff
changeset
|
825 .then(body => r.return(200, body)) |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
826 .catch(e => r.return(501, e.message)) |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
827 </example> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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changeset
|
828 </para> |
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
829 </tag-desc> |
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Documented ngx.fetch and Response interface in njs.
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parents:
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diff
changeset
|
830 |
2628 | 831 <tag-name id="ngx_log"><literal>ngx.log</literal>(<value>level</value>, |
832 <value>message</value>)</tag-name> | |
833 <tag-desc> | |
834 Writes a message to the error log with the specified level of logging. | |
835 The <value>level</value> parameter specifies one of the log levels, | |
836 the <value>message</value> parameter can be a string or Buffer. | |
837 The following log levels can be specified: | |
838 <literal>ngx.INFO</literal>, | |
839 <literal>ngx.WARN</literal>, and | |
840 <literal>ngx.ERR</literal>. | |
841 </tag-desc> | |
2653
9fc25ea7a92c
Documented ngx.fetch and Response interface in njs.
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parents:
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changeset
|
842 |
2628 | 843 </list> |
844 </para> | |
845 | |
846 </section> | |
847 | |
2247
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2246
diff
changeset
|
848 </section> |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2246
diff
changeset
|
849 |
0f16ef9a8dbe
Created "nginx objects" section in reference.xml.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2246
diff
changeset
|
850 |
2176 | 851 <section id="core" name="Core"> |
852 | |
853 | |
2405
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
854 <section id="core_global" name="Global"> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
855 |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
856 |
2666
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
857 <section id="njs" name="njs"> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
858 |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
859 <para> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
860 The <literal>njs</literal> object is a global object |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
861 that represents the current VM instance |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
862 (since <link doc="changes.xml" id="njs0.2.0">0.2.0</link>). |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
863 </para> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
864 |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
865 <para> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
866 <list type="tag"> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
867 |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
868 <tag-name id="njs_version"><literal>njs.version</literal></tag-name> |
68c0566a375f
Documented njs global object in njs Refernce.
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parents:
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diff
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|
869 <tag-desc> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
870 Returns a string with the current version of njs |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
871 (for example, “0.5.2”). |
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parents:
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diff
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|
872 </tag-desc> |
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parents:
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diff
changeset
|
873 |
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parents:
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diff
changeset
|
874 <tag-name id="njs_dump"><literal>njs.dump(<value>value</value>)</literal></tag-name> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
875 <tag-desc> |
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parents:
2665
diff
changeset
|
876 Returns the pretty-print string representation for a value. |
68c0566a375f
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parents:
2665
diff
changeset
|
877 </tag-desc> |
68c0566a375f
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
878 |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
879 <tag-name id="njs_on"><literal>njs.on</literal></tag-name> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
880 <tag-desc> |
68c0566a375f
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
881 Registers a callback for the specified VM event |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
882 (since <link doc="changes.xml" id="njs0.5.2">0.5.2</link>). |
68c0566a375f
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
883 An event may be one of the following strings: |
68c0566a375f
Documented njs global object in njs Refernce.
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parents:
2665
diff
changeset
|
884 <list type="tag"> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
885 |
68c0566a375f
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
886 <tag-name><literal>exit</literal></tag-name> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
887 <tag-desc> |
68c0566a375f
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
888 is called before the VM is destroyed. |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
889 The callback is called without arguments. |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
890 </tag-desc> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
891 |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
892 </list> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
893 </tag-desc> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
894 |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
895 </list> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
896 </para> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
897 |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
898 </section> |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
899 |
68c0566a375f
Documented njs global object in njs Refernce.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2665
diff
changeset
|
900 |
2405
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
901 <section id="process" name="Process"> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
902 |
dbf68c949522
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
903 <para> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
904 The <literal>process</literal> object is a global object |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
905 that provides information about the current process |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
906 (<link doc="changes.xml" id="njs0.3.3">0.3.3</link>). |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
907 </para> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
908 |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
909 <para> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
910 <list type="tag"> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
911 |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
912 <tag-name id="process_argv"><literal>process.argv</literal></tag-name> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
913 <tag-desc> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
914 Returns an array that contains the command line arguments |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
915 passed when the current process was launched. |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
916 </tag-desc> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
917 |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
918 <tag-name id="process_env"><literal>process.env</literal></tag-name> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
919 <tag-desc> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
920 Returns an object containing the user environment. |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
921 <note> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
922 By default, nginx removes all environment variables inherited |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
923 from its parent process except the TZ variable. |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
924 Use the <link doc="../ngx_core_module.xml" id="env"/> directive |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
925 to preserve some of the inherited variables. |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
926 </note> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
927 </tag-desc> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
928 |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
929 <tag-name id="process_pid"><literal>process.pid</literal></tag-name> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
930 <tag-desc> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
931 Returns the PID of the current process. |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
932 </tag-desc> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
933 |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
934 <tag-name id="process_ppid"><literal>process.ppid</literal></tag-name> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
935 <tag-desc> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
936 Returns the PID of the current parent process. |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
937 </tag-desc> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
938 |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
939 </list> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
940 </para> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
941 |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
942 </section> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
943 |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
944 </section> |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
945 |
dbf68c949522
Documented the "process" global object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2394
diff
changeset
|
946 |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
947 <section id="string" name="String"> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
948 |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
949 <para> |
2315
ae56e4613280
Corrected language in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2313
diff
changeset
|
950 There are two types of strings in njs: a Unicode string (default) and |
ae56e4613280
Corrected language in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2313
diff
changeset
|
951 a byte string. |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
952 </para> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
953 |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
954 <para> |
2315
ae56e4613280
Corrected language in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2313
diff
changeset
|
955 A Unicode string corresponds to an ECMAScript string |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
956 which contains Unicode characters. |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
957 </para> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
958 |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
959 <para> |
2315
ae56e4613280
Corrected language in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2313
diff
changeset
|
960 Byte strings contain a sequence of bytes |
ae56e4613280
Corrected language in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2313
diff
changeset
|
961 and are used to serialize Unicode strings |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
962 to external data and deserialize from external sources. |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
963 For example, the <link id="string_toutf8">toUTF8()</link> method serializes |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
964 a Unicode string to a byte string using UTF8 encoding: |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
965 <example> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
966 >> '£'.toUTF8().toString('hex') |
2214
e029f4bc7ede
Added quotes to njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2212
diff
changeset
|
967 'c2a3' /* C2 A3 is the UTF8 representation of 00A3 ('£') code point */ |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
968 </example> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
969 The <link id="string_tobytes">toBytes()</link> method serializes |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
970 a Unicode string with code points up to 255 into a byte string, |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
971 otherwise, <literal>null</literal> is returned: |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
972 <example> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
973 >> '£'.toBytes().toString('hex') |
2214
e029f4bc7ede
Added quotes to njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2212
diff
changeset
|
974 'a3' /* a3 is a byte equal to 00A3 ('£') code point */ |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
975 </example> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
976 |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
977 <list type="tag"> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
978 |
2211
660229c5c92f
Documented String.bytesFrom() method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2207
diff
changeset
|
979 <tag-name id="string_bytesfrom"><literal>String.bytesFrom(<value>array</value> |
660229c5c92f
Documented String.bytesFrom() method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2207
diff
changeset
|
980 | <value>string</value>, <value>encoding</value>)</literal></tag-name> |
660229c5c92f
Documented String.bytesFrom() method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2207
diff
changeset
|
981 <tag-desc> |
2569
2edc64c05b0e
Removed ECMAScript methods from njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2564
diff
changeset
|
982 Creates a byte string either from an array that contains octets, |
2315
ae56e4613280
Corrected language in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2313
diff
changeset
|
983 or from an encoded string |
2337
867fe207f13e
Updated links to changes.xml in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2332
diff
changeset
|
984 (<link doc="changes.xml" id="njs0.2.3">0.2.3</link>). |
2211
660229c5c92f
Documented String.bytesFrom() method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2207
diff
changeset
|
985 The encoding can be |
660229c5c92f
Documented String.bytesFrom() method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
986 <literal>hex</literal>, |
660229c5c92f
Documented String.bytesFrom() method in njs.
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parents:
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diff
changeset
|
987 <literal>base64</literal>, and |
660229c5c92f
Documented String.bytesFrom() method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
988 <literal>base64url</literal>. |
2605
0ec1e1b063d7
Deprecated String.bytesFrom method in njs.
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parents:
2604
diff
changeset
|
989 The method is deprecated since |
0ec1e1b063d7
Deprecated String.bytesFrom method in njs.
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diff
changeset
|
990 <link doc="changes.xml" id="njs0.4.4">0.4.4</link>, |
0ec1e1b063d7
Deprecated String.bytesFrom method in njs.
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parents:
2604
diff
changeset
|
991 the <literal>Buffer.from</literal> method should be used instead: |
2211
660229c5c92f
Documented String.bytesFrom() method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2207
diff
changeset
|
992 <example> |
2605
0ec1e1b063d7
Deprecated String.bytesFrom method in njs.
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parents:
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diff
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|
993 >> Buffer.from([0x62, 0x75, 0x66, 0x66, 0x65, 0x72]).toString() |
2211
660229c5c92f
Documented String.bytesFrom() method in njs.
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parents:
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diff
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|
994 'buffer' |
660229c5c92f
Documented String.bytesFrom() method in njs.
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parents:
2207
diff
changeset
|
995 |
2605
0ec1e1b063d7
Deprecated String.bytesFrom method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2604
diff
changeset
|
996 >> Buffer.from('YnVmZmVy', 'base64').toString() |
2211
660229c5c92f
Documented String.bytesFrom() method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2207
diff
changeset
|
997 'buffer' |
660229c5c92f
Documented String.bytesFrom() method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2207
diff
changeset
|
998 </example> |
660229c5c92f
Documented String.bytesFrom() method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2207
diff
changeset
|
999 </tag-desc> |
660229c5c92f
Documented String.bytesFrom() method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2207
diff
changeset
|
1000 |
2267
c30048802769
Added links to njs reference from njs Compatibility.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2259
diff
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|
1001 <tag-name id="string_frombytes"><literal>String.prototype.fromBytes(<value>start</value>[, |
2186
8e2b3aadc3ce
Added njs String object.
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parents:
2183
diff
changeset
|
1002 <value>end</value>])</literal></tag-name> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1003 <tag-desc> |
2569
2edc64c05b0e
Removed ECMAScript methods from njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2564
diff
changeset
|
1004 Returns a new Unicode string from a byte string |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1005 where each byte is replaced with a corresponding Unicode code point. |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1006 </tag-desc> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1007 |
2267
c30048802769
Added links to njs reference from njs Compatibility.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2259
diff
changeset
|
1008 <tag-name id="string_fromutf8"><literal>String.prototype.fromUTF8(<value>start</value>[, |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1009 <value>end</value>])</literal></tag-name> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1010 <tag-desc> |
2569
2edc64c05b0e
Removed ECMAScript methods from njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2564
diff
changeset
|
1011 Converts a byte string containing a valid UTF8 string |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1012 into a Unicode string, |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1013 otherwise <literal>null</literal> is returned. |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1014 </tag-desc> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1015 |
2579
63cef7604e0d
Minor review of njs Reference for typos and style.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2578
diff
changeset
|
1016 <tag-name id="string_tobytes"><literal>String.prototype.toBytes(<value>start</value>[, |
63cef7604e0d
Minor review of njs Reference for typos and style.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2578
diff
changeset
|
1017 <value>end</value>])</literal></tag-name> |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1018 <tag-desc> |
2569
2edc64c05b0e
Removed ECMAScript methods from njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2564
diff
changeset
|
1019 Serializes a Unicode string to a byte string. |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1020 Returns <literal>null</literal> if a character larger than 255 is |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1021 found in the string. |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1022 </tag-desc> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1023 |
2582
e162a71453b0
Improved String.prototype.toString() for ordinary strings in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2579
diff
changeset
|
1024 <tag-name id="string_tostring"><literal>String.prototype.toString(<value>encoding</value>)</literal></tag-name> |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1025 <tag-desc> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1026 <para> |
2582
e162a71453b0
Improved String.prototype.toString() for ordinary strings in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2579
diff
changeset
|
1027 Encodes a string to |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1028 <literal>hex</literal>, |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1029 <literal>base64</literal>, or |
2582
e162a71453b0
Improved String.prototype.toString() for ordinary strings in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2579
diff
changeset
|
1030 <literal>base64url</literal>: |
e162a71453b0
Improved String.prototype.toString() for ordinary strings in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2579
diff
changeset
|
1031 <example> |
e162a71453b0
Improved String.prototype.toString() for ordinary strings in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2579
diff
changeset
|
1032 >> 'αβγδ'.toString('base64url') |
e162a71453b0
Improved String.prototype.toString() for ordinary strings in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2579
diff
changeset
|
1033 'zrHOss6zzrQ' |
e162a71453b0
Improved String.prototype.toString() for ordinary strings in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2579
diff
changeset
|
1034 </example> |
e162a71453b0
Improved String.prototype.toString() for ordinary strings in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2579
diff
changeset
|
1035 Before version <link doc="changes.xml" id="njs0.4.3">0.4.3</link>, |
e162a71453b0
Improved String.prototype.toString() for ordinary strings in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2579
diff
changeset
|
1036 only a <link id="string_tobytes">byte string</link> could be encoded: |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1037 <example> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1038 >> 'αβγδ'.toUTF8().toString('base64url') |
2214
e029f4bc7ede
Added quotes to njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2212
diff
changeset
|
1039 'zrHOss6zzrQ' |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1040 </example> |
2582
e162a71453b0
Improved String.prototype.toString() for ordinary strings in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2579
diff
changeset
|
1041 </para> |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1042 </tag-desc> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1043 |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1044 <tag-name id="string_toutf8"><literal>String.prototype.toUTF8(<value>start</value>[, |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1045 <value>end</value>])</literal></tag-name> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1046 <tag-desc> |
2569
2edc64c05b0e
Removed ECMAScript methods from njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2564
diff
changeset
|
1047 Serializes a Unicode string |
2186
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1048 to a byte string using UTF8 encoding. |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1049 <example> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1050 >> 'αβγδ'.toUTF8().length |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1051 8 |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1052 >> 'αβγδ'.length |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1053 4 |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1054 </example> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1055 </tag-desc> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1056 |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1057 </list> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1058 </para> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1059 |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1060 </section> |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1061 |
8e2b3aadc3ce
Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2183
diff
changeset
|
1062 |
2585
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1063 <section id="textdecoder" name="Text Decoder"> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1064 |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1065 <para> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1066 The <literal>TextDecoder</literal> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1067 produces a stream of code points |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1068 from a stream of bytes |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1069 (<link doc="changes.xml" id="njs0.4.3">0.4.3</link>). |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1070 </para> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1071 |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1072 <para> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1073 <list type="tag"> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1074 |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1075 <tag-name><literal>TextDecoder([[<value>encoding</value>], |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1076 <value>options</value>])</literal></tag-name> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1077 <tag-desc> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1078 Creates a new <literal>TextDecoder</literal> object |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1079 for specified <literal>encoding</literal>, |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1080 currently, only UTF-8 is supported. |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1081 The <literal>options</literal> is |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1082 <literal>TextDecoderOptions</literal> dictionary with the property: |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1083 |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1084 <list type="tag"> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1085 |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1086 <tag-name><literal>fatal</literal></tag-name> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1087 <tag-desc> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1088 boolean flag indicating if |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1089 <link id="textdecoder_decode"><literal>TextDecoder.decode()</literal></link> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1090 must throw the <value>TypeError</value> exception when |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1091 a coding error is found, by default is <literal>false</literal>. |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1092 </tag-desc> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1093 |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1094 </list> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1095 </tag-desc> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1096 |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1097 <tag-name id="textdecoder_encoding"><literal>TextDecoder.prototype.encoding</literal></tag-name> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
diff
changeset
|
1098 <tag-desc> |
7035221dbe37
Documented TextDecoder and TextEncoder in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2583
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1099 Returns a string with the name of the encoding used by |
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1100 <link id="textdecoder"><literal>TextDecoder()</literal></link>, |
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1101 read-only. |
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1102 </tag-desc> |
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1103 |
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1104 <tag-name id="textdecoder_fatal"><literal>TextDecoder.prototype.fatal</literal></tag-name> |
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1105 <tag-desc> |
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1106 boolean flag, <literal>true</literal> if |
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1107 the error mode is fatal, |
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1108 read-only. |
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1109 </tag-desc> |
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1110 |
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1111 <tag-name id="textdecoder_ignorebom"><literal>TextDecoder.prototype.ignoreBOM</literal></tag-name> |
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1112 <tag-desc> |
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1113 boolean flag, <literal>true</literal> if |
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1114 the byte order marker is ignored, |
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1115 read-only. |
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1116 </tag-desc> |
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1117 |
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1118 <tag-name id="textdecoder_decode"><literal>TextDecoder.prototype.decode(<value>buffer</value>, |
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1119 [<value>options</value>])</literal></tag-name> |
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1120 <tag-desc> |
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1121 Returns a string with the text |
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1122 decoded from the <literal>buffer</literal> by |
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1123 <link id="textdecoder"><literal>TextDecoder()</literal></link>. |
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1124 The buffer can be <literal>ArrayBuffer</literal>. |
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1125 The <literal>options</literal> is |
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1126 <literal>TextDecodeOptions</literal> dictionary with the property: |
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1127 |
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1128 <list type="tag"> |
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1129 |
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1130 <tag-name><literal>stream</literal></tag-name> |
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1131 <tag-desc> |
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1132 boolean flag indicating if |
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1133 additional data will follow in subsequent calls to <literal>decode()</literal>: |
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1134 <literal>true</literal> if processing the data in chunks, and |
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1135 <literal>false</literal> for the final chunk |
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1136 or if the data is not chunked. |
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1137 By default is <literal>false</literal>. |
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1138 </tag-desc> |
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1139 |
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1140 </list> |
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1141 <example> |
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1142 >> (new TextDecoder()).decode(new Uint8Array([206,177,206,178])) |
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1143 αβ |
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1144 </example> |
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1145 </tag-desc> |
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1146 |
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1147 </list> |
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1148 </para> |
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1149 |
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1150 </section> |
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1151 |
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1152 |
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1153 <section id="textencoder" name="Text Encoder"> |
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1154 |
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1155 <para> |
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1156 The <literal>TextEncoder</literal> object |
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1157 produces a byte stream with UTF-8 encoding |
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1158 from a stream of code points |
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1159 (<link doc="changes.xml" id="njs0.4.3">0.4.3</link>). |
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1160 </para> |
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1161 |
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1162 <para> |
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1163 <list type="tag"> |
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1164 |
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1165 <tag-name><literal>TextEncoder()</literal></tag-name> |
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1166 <tag-desc> |
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1167 Returns a newly constructed <literal>TextEncoder</literal> |
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1168 that will generate a byte stream with UTF-8 encoding. |
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1169 </tag-desc> |
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1170 |
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1171 <tag-name id="textencoder_encode"><literal>TextEncoder.prototype.encode(<value>string</value>)</literal></tag-name> |
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1172 <tag-desc> |
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1173 Encodes <literal>string</literal> into a <literal>Uint8Array</literal> |
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1174 with UTF-8 encoded text. |
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1175 </tag-desc> |
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1176 |
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1177 <tag-name id="textencoder_encodeinto"><literal>TextEncoder.prototype.encodeInto(<value>string</value>, |
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1178 <value>uint8Array</value>)</literal></tag-name> |
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1179 <tag-desc> |
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1180 Encodes a <literal>string</literal> to UTF-8, |
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1181 puts the result into destination <literal>Uint8Array</literal>, and |
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1182 returns a dictionary object that shows the progress of the encoding. |
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1183 The dictionary object contains two members: |
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1184 |
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1185 <list type="tag"> |
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1186 |
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1187 <tag-name><literal>read</literal></tag-name> |
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1188 <tag-desc> |
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1189 the number of UTF-16 units of code from the source <literal>string</literal> |
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1190 converted to UTF-8 |
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1191 </tag-desc> |
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1192 |
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1193 <tag-name><literal>written</literal></tag-name> |
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1194 <tag-desc> |
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1195 the number of bytes modified in the destination <literal>Uint8Array</literal> |
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1196 </tag-desc> |
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1197 |
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1198 </list> |
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1199 </tag-desc> |
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1200 |
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1201 </list> |
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1202 </para> |
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1203 |
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1204 </section> |
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1205 |
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1206 |
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1207 <section id="njs_api_timers" name="Timers"> |
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1208 |
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1209 <para> |
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1210 <list type="tag"> |
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1211 |
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1212 <tag-name id="cleartimeout"><literal>clearTimeout(<value>timeout</value>)</literal></tag-name> |
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1213 <tag-desc> |
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1214 Cancels a <literal>timeout</literal> object |
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1215 created by <link id="settimeout"><literal>setTimeout()</literal></link>. |
2578
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1216 </tag-desc> |
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|
1217 |
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|
1218 <tag-name id="settimeout"><literal>setTimeout(<value>function</value>, |
2579
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|
1219 <value>milliseconds</value>[, |
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|
1220 <value>argument1</value>, |
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|
1221 <value>argumentN</value>])</literal></tag-name> |
2578
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|
1222 <tag-desc> |
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|
1223 Calls a <literal>function</literal> |
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|
1224 after a specified number of <literal>milliseconds</literal>. |
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|
1225 One or more optional <literal>arguments</literal> |
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|
1226 can be passed to the specified function. |
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|
1227 Returns a <literal>timeout</literal> object. |
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|
1228 <example> |
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|
1229 function handler(v) |
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|
1230 { |
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|
1231 // ... |
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Restructured njs Reference.
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|
1232 } |
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|
1233 |
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|
1234 t = setTimeout(handler, 12); |
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|
1235 |
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|
1236 // ... |
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|
1237 |
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|
1238 clearTimeout(t); |
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|
1239 </example> |
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|
1240 </tag-desc> |
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|
1241 |
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|
1242 </list> |
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|
1243 </para> |
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|
1244 |
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|
1245 </section> |
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|
1246 |
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|
1247 </section> |
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|
1248 |
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|
1249 |
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|
1250 <section id="built-in" name="Built-in Modules"> |
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|
1251 |
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|
1252 |
2609
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|
1253 <section id="buffer" name="Buffer"> |
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|
1254 |
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|
1255 <para> |
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|
1256 <list type="tag"> |
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|
1257 |
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|
1258 <tag-name id="buffer_alloc"><literal>Buffer.alloc(<value>size</value>[, |
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|
1259 <value>fill</value>[, |
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|
1260 <value>encoding</value>]]))</literal></tag-name> |
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|
1261 <tag-desc> |
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|
1262 <para> |
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|
1263 Allocates a new Buffer of a specified <value>size</value>. |
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|
1264 If <value>fill</value> is not specified, the Buffer will be zero-filled. |
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1265 If <value>fill</value> is specified, |
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|
1266 the allocated Buffer will be initialized by calling |
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|
1267 <link id="buf_fill"><literal>buf.fill(fill)</literal></link>. |
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|
1268 If <value>fill</value> and <value>encoding</value> are specified, |
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|
1269 the allocated Buffer will be initialized by calling |
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|
1270 <link id="buf_fill"><literal>buf.fill(fill, |
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|
1271 encoding)</literal></link>. |
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|
1272 </para> |
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|
1273 |
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|
1274 <para> |
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|
1275 The <value>fill</value> parameter may be a |
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|
1276 <value>string</value>, |
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|
1277 <value>Buffer</value>, |
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|
1278 <value>Uint8Array</value>, or |
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|
1279 <value>integer</value>. |
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|
1280 </para> |
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|
1281 </tag-desc> |
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|
1282 |
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|
1283 <tag-name id="buffer_alloc_unsafe"><literal>Buffer.allocUnsafe(<value>size</value>)</literal></tag-name> |
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|
1284 <tag-desc> |
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|
1285 <para> |
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|
1286 The same as |
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|
1287 <link id="buffer_alloc"><literal>Buffer.alloc()</literal></link>, |
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|
1288 with the difference that the memory allocated for the buffer is not initialized, |
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|
1289 the contents of the new buffer is unknown and may contain sensitive data. |
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|
1290 </para> |
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|
1291 </tag-desc> |
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|
1292 |
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|
1293 <tag-name id="buffer_bytelength"><literal>Buffer.byteLength(<value>value</value>[, |
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|
1294 <value>encoding</value>])</literal></tag-name> |
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|
1295 <tag-desc> |
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|
1296 Returns the byte length of a specified value, |
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|
1297 when encoded using <value>encoding</value>. |
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|
1298 The value can be a |
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|
1299 <literal>string</literal>, |
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|
1300 <literal>Buffer</literal>, |
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|
1301 <literal>TypedArray</literal>, |
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|
1302 <literal>DataView</literal>, or |
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|
1303 <literal>ArrayBuffer</literal>. |
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|
1304 If the value is a <value>string</value>, |
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|
1305 the <literal>encoding</literal> parameter is its encoding, can be |
2631
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|
1306 <value>utf8</value>, |
2609
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|
1307 <value>hex</value>, |
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|
1308 <value>base64</value>, |
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|
1309 <value>base64url</value>; |
2631
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|
1310 by default is <value>utf8</value>. |
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1311 </tag-desc> |
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|
1312 |
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|
1313 <tag-name id="buffer_compare"><literal>Buffer.compare(<value>buffer1</value>, |
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|
1314 <value>buffer2</value>)</literal></tag-name> |
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|
1315 <tag-desc> |
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|
1316 Compares <value>buffer1</value> with <value>buffer2</value> |
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|
1317 when sorting arrays of Buffer instances. |
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|
1318 Returns |
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|
1319 <literal>0</literal> if |
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|
1320 <value>buffer1</value> is the same as <value>buffer2</value>, |
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|
1321 <literal>1</literal> if |
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|
1322 <value>buffer2</value> should come before <value>buffer1</value> when sorted, or |
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|
1323 <literal>-1</literal> if |
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|
1324 <value>buffer2</value> should come after <value>buffer1</value> when sorted. |
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|
1325 </tag-desc> |
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|
1326 |
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changeset
|
1327 <tag-name id="buffer_concat"><literal>Buffer.concat(<value>list</value>[, |
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|
1328 <value>totalLength</value>])</literal></tag-name> |
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|
1329 <tag-desc> |
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|
1330 Returns a new Buffer |
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changeset
|
1331 which is the result of concatenating all the Buffer instances in the list. |
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changeset
|
1332 If there are no items in the list or the total length is 0, |
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changeset
|
1333 a new zero-length Buffer is returned. |
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|
1334 If <value>totalLength</value> is not specified, |
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|
1335 it is calculated from the Buffer instances in list by adding their lengths. |
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parents:
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diff
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|
1336 If <value>totalLength</value> is specified, |
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parents:
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diff
changeset
|
1337 it is coerced to an unsigned integer. |
99bd2ae8d2be
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parents:
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diff
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|
1338 If the combined length of the Buffers in list exceeds |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
1339 <value>totalLength</value>, |
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Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1340 the result is truncated to <value>totalLength</value>. |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
1341 </tag-desc> |
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parents:
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diff
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|
1342 |
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Yaroslav Zhuravlev <yar@nginx.com>
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diff
changeset
|
1343 <tag-name id="buffer_from_array"><literal>Buffer.from(<value>array</value>)</literal></tag-name> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
1344 <tag-desc> |
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parents:
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diff
changeset
|
1345 Allocates a new Buffer using an array of bytes |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
1346 in the range <literal>0</literal> – <literal>255</literal>. |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
1347 Array entries outside that range will be truncated. |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
1348 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1349 |
2612
6fdefb00858f
Documented Buffer.from(arrayBuffer) method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2609
diff
changeset
|
1350 <tag-name id="buffer_from_arraybuffer"><literal>Buffer.from(<value>arrayBuffer</value>, |
6fdefb00858f
Documented Buffer.from(arrayBuffer) method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2609
diff
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|
1351 <value>byteOffset</value>[, |
6fdefb00858f
Documented Buffer.from(arrayBuffer) method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2609
diff
changeset
|
1352 <value>length</value>]])</literal></tag-name> |
6fdefb00858f
Documented Buffer.from(arrayBuffer) method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2609
diff
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|
1353 <tag-desc> |
6fdefb00858f
Documented Buffer.from(arrayBuffer) method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2609
diff
changeset
|
1354 Creates a view of the <value>ArrayBuffer</value> |
6fdefb00858f
Documented Buffer.from(arrayBuffer) method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2609
diff
changeset
|
1355 without copying the underlying memory. |
6fdefb00858f
Documented Buffer.from(arrayBuffer) method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2609
diff
changeset
|
1356 The optional <value>byteOffset</value> and <value>length</value> arguments |
6fdefb00858f
Documented Buffer.from(arrayBuffer) method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2609
diff
changeset
|
1357 specify a memory range within the <value>arrayBuffer</value> |
6fdefb00858f
Documented Buffer.from(arrayBuffer) method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2609
diff
changeset
|
1358 that will be shared by the Buffer. |
6fdefb00858f
Documented Buffer.from(arrayBuffer) method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2609
diff
changeset
|
1359 </tag-desc> |
6fdefb00858f
Documented Buffer.from(arrayBuffer) method in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2609
diff
changeset
|
1360 |
2609
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
1361 <tag-name id="buffer_from_buffer"><literal>Buffer.from(<value>buffer</value>)</literal></tag-name> |
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diff
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|
1362 <tag-desc> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1363 Copies the passed buffer data onto a new Buffer instance. |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
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|
1364 </tag-desc> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1365 |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
1366 <tag-name id="buffer_from_object"><literal>Buffer.from(<value>object</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
1367 <value>offsetOrEncoding</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1368 <value>length</value>]])</literal></tag-name> |
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Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1369 <tag-desc> |
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parents:
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diff
changeset
|
1370 For objects whose <literal>valueOf()</literal> function |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
1371 returns a value not strictly equal to object, |
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Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1372 returns |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
1373 <literal>Buffer.from(object.valueOf()</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
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|
1374 <literal>offsetOrEncoding</literal>, |
99bd2ae8d2be
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parents:
2605
diff
changeset
|
1375 <literal>length</literal>). |
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Added Buffer to njs Reference.
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parents:
2605
diff
changeset
|
1376 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1377 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1378 <tag-name id="buffer_from_string"><literal>Buffer.from(<value>string</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
1379 <value>encoding</value>])</literal></tag-name> |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
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|
1380 <tag-desc> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1381 Creates a new Buffer with a <value>string</value>. |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
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|
1382 The <value>encoding</value> parameter identifies the character encoding |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
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|
1383 to be used when converting a string into bytes. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1384 The encoding can be |
2631
7da360f50017
Unified spelling of "utf-8" in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2630
diff
changeset
|
1385 <literal>utf8</literal>, |
2609
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1386 <literal>hex</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1387 <literal>base64</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1388 <literal>base64url</literal>; |
2631
7da360f50017
Unified spelling of "utf-8" in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2630
diff
changeset
|
1389 by default is <literal>utf8</literal>. |
2609
99bd2ae8d2be
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parents:
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diff
changeset
|
1390 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1391 |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1392 <tag-name id="buffer_is_buffer"><literal>Buffer.isBuffer(<value>object</value>)</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
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changeset
|
1393 <tag-desc> |
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Added Buffer to njs Reference.
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diff
changeset
|
1394 A boolean value, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
1395 returns <literal>true</literal> if <value>object</value> is a Buffer. |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
1396 </tag-desc> |
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Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1397 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1398 <tag-name id="buffer_is_encoding"><literal>Buffer.isEncoding(<value>encoding</value>)</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
1399 <tag-desc> |
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parents:
2605
diff
changeset
|
1400 A boolean value, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1401 returns <literal>true</literal> |
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parents:
2605
diff
changeset
|
1402 if encoding is the name of a supported character encoding. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
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|
1403 </tag-desc> |
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Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
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|
1404 |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
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diff
changeset
|
1405 <tag-name id="buf_index"><literal>buffer[<value>index</value>]</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
1406 <tag-desc> |
2647
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Minor corrections in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2631
diff
changeset
|
1407 The index operator that can be used to get and set the octet |
0085d9f7dc3f
Minor corrections in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2631
diff
changeset
|
1408 at position <literal>index</literal> in <literal>buffer</literal>. |
2609
99bd2ae8d2be
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parents:
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diff
changeset
|
1409 The values refer to individual bytes, |
99bd2ae8d2be
Added Buffer to njs Reference.
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parents:
2605
diff
changeset
|
1410 so the legal value range is between 0 and 255 (decimal). |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
1411 </tag-desc> |
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2605
diff
changeset
|
1412 |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1413 <tag-name id="buf_buffer"><literal>buf.buffer</literal></tag-name> |
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|
1414 <tag-desc> |
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parents:
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diff
changeset
|
1415 The underlying <literal>ArrayBuffer</literal> object |
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|
1416 based on which this Buffer object is created. |
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changeset
|
1417 </tag-desc> |
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diff
changeset
|
1418 |
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Yaroslav Zhuravlev <yar@nginx.com>
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changeset
|
1419 <tag-name id="buf_byte_offset"><literal>buf.byteOffset</literal></tag-name> |
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Added Buffer to njs Reference.
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|
1420 <tag-desc> |
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|
1421 An integer, |
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|
1422 specifying the <literal>byteOffset</literal> of the Buffers |
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|
1423 underlying <literal>ArrayBuffer</literal> object. |
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|
1424 </tag-desc> |
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|
1425 |
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changeset
|
1426 <tag-name id="buf_compare"><literal>buf.compare(<value>target</value>[, |
99bd2ae8d2be
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parents:
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changeset
|
1427 <value>targetStart</value>[, |
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|
1428 <value>targetEnd</value>[, |
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diff
changeset
|
1429 <value>sourceStart</value>[, |
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diff
changeset
|
1430 <value>sourceEnd</value>]]]])</literal></tag-name> |
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changeset
|
1431 <tag-desc> |
2647
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diff
changeset
|
1432 Compares buffer with <value>target</value> and returns a number |
2609
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changeset
|
1433 indicating whether buffer comes before, after, or is the same |
2647
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2631
diff
changeset
|
1434 as <value>target</value> in sort order. |
2609
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diff
changeset
|
1435 Comparison is based on the actual sequence of bytes in each Buffer. |
2647
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parents:
2631
diff
changeset
|
1436 The <literal>targetStart</literal> is an integer specifying |
0085d9f7dc3f
Minor corrections in njs reference.
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parents:
2631
diff
changeset
|
1437 the offset within <value>target</value> at which to begin comparison, |
2609
99bd2ae8d2be
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parents:
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diff
changeset
|
1438 by default is 0. |
2647
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parents:
2631
diff
changeset
|
1439 The <literal>targetEnd</literal> is an integer specifying |
0085d9f7dc3f
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parents:
2631
diff
changeset
|
1440 the offset within <value>target</value> at which to end comparison, |
2609
99bd2ae8d2be
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parents:
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changeset
|
1441 by default is <literal>target.length</literal>. |
2647
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Minor corrections in njs reference.
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parents:
2631
diff
changeset
|
1442 The <literal>sourceStart</literal> is an integer specifying |
0085d9f7dc3f
Minor corrections in njs reference.
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parents:
2631
diff
changeset
|
1443 the offset within buffer at which to begin comparison, |
2609
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parents:
2605
diff
changeset
|
1444 by default is 0. |
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parents:
2631
diff
changeset
|
1445 The <literal>sourceEnd</literal> is an integer specifying |
0085d9f7dc3f
Minor corrections in njs reference.
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parents:
2631
diff
changeset
|
1446 the offset within buffer at which to end comparison (not inclusive), |
2609
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parents:
2605
diff
changeset
|
1447 by default is <literal>buf.length</literal>. |
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parents:
2605
diff
changeset
|
1448 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1449 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1450 <tag-name id="buf_copy"><literal>buf.copy(<value>target</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1451 <value>targetStart</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1452 <value>sourceStart</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1453 <value>sourceEnd</value>]]])</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1454 <tag-desc> |
2647
0085d9f7dc3f
Minor corrections in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2631
diff
changeset
|
1455 Copies data from a region of buffer to a region in <value>target</value>, |
2609
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1456 even if the target memory region overlaps with buffer. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1457 The <literal>target</literal> parameter is a |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1458 <value>Buffer</value> or <value>Uint8Array</value> to copy into. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1459 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1460 <para> |
2647
0085d9f7dc3f
Minor corrections in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2631
diff
changeset
|
1461 The <literal>targetStart</literal> is an integer specifying |
0085d9f7dc3f
Minor corrections in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2631
diff
changeset
|
1462 the offset within target at which to begin writing, |
2609
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1463 by default is 0. |
2647
0085d9f7dc3f
Minor corrections in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2631
diff
changeset
|
1464 The <literal>sourceStart</literal> is an integer specifying |
0085d9f7dc3f
Minor corrections in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2631
diff
changeset
|
1465 the offset within buffer from which to begin copying, |
2609
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1466 by default is 0. |
2647
0085d9f7dc3f
Minor corrections in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2631
diff
changeset
|
1467 The <literal>sourceEnd</literal> is an integer specifying |
0085d9f7dc3f
Minor corrections in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2631
diff
changeset
|
1468 the offset within buffer at which to stop copying (not inclusive) |
2609
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1469 by default is <value>buf.length</value>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1470 </para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1471 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1472 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1473 <tag-name id="buf_equals"><literal>buf.equals(<value>otherBuffer</value>)</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1474 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1475 A boolean value, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1476 returns <literal>true</literal> if both Buffer and <value>otherBuffer</value> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1477 have exactly the same bytes. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1478 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1479 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1480 <tag-name id="buf_fill"><literal>buf.fill(<value>value</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1481 <value>offset</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1482 <value>end</value>]][, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1483 <value>encoding</value>])</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1484 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1485 Fills the Buffer with the specified <value>value</value>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1486 If the <value>offset</value> and <value>end</value> are not specified, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1487 the entire Buffer will be filled. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1488 The <value>value</value> is coerced to <value>uint32</value> if it is not a |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1489 <literal>string</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1490 <literal>Buffer</literal>, or |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1491 <literal>integer</literal>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1492 If the resulting integer is greater than 255, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1493 the Buffer will be filled with <value>value</value> and 255. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1494 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1495 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1496 <tag-name id="buf_includes"><literal>buf.includes(<value>value</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1497 <value>byteOffset</value>][, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1498 <value>encoding</value>])</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1499 <tag-desc> |
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Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1500 Equivalent to |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1501 <link id="buf_indexof"><literal>buf.indexOf()</literal></link> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1502 <literal>!== -1</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1503 returns <literal>true</literal> if the <value>value</value> was found |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1504 in Buffer. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1505 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1506 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1507 <tag-name id="buf_indexof"><literal>buf.indexOf(<value>value</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1508 <value>byteOffset</value>][, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1509 <value>encoding</value>])</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1510 <tag-desc> |
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Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1511 Returns an integer which is the index of the first occurrence of |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1512 <value>value</value> in Buffer, or <value>-1</value> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1513 if Buffer does not contain value. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1514 The <value>value</value> can be a |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1515 <literal>string</literal> with specified <value>encoding</value> |
2631
7da360f50017
Unified spelling of "utf-8" in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2630
diff
changeset
|
1516 (by default <value>utf8</value>), |
2609
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1517 <literal>Buffer</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1518 <literal>Unit8Array</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1519 or a number between 0 and 255. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1520 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1521 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1522 <tag-name id="buf_lastindexof"><literal>buf.lastIndexOf(<value>value</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1523 <value>byteOffset</value>][, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1524 <value>encoding</value>])</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1525 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1526 The same as |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1527 <link id="buf_indexof"><literal>buf.indexOf()</literal></link>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1528 except the last occurrence of the <value>value</value> is found |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1529 instead of the first occurrence. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1530 The <value>value</value> can be a string, Buffer, or |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1531 integer between 1 and 255. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1532 If the <value>value</value> is an empty string or empty Buffer, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1533 <literal>byteOffset</literal> will be returned. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1534 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1535 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1536 <tag-name id="buf_length"><literal>buf.length</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
1537 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1538 Returns the number of bytes in Buffer. |
99bd2ae8d2be
Added Buffer to njs Reference.
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parents:
2605
diff
changeset
|
1539 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1540 |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1541 <tag-name id="buf_readintbe"><literal>buf.readIntBE(<value>offset</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1542 <value>byteLength</value>)</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1543 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1544 Reads the <value>byteLength</value> from <literal>buf</literal> |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1545 at the specified <value>offset</value> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1546 and interprets the result as a big-endian, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1547 two's complement signed value supporting up to 48 bits of accuracy. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1548 The <value>byteLength</value> parameter is an integer between 1 and 6 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1549 specifying the number of bytes to read. |
99bd2ae8d2be
Added Buffer to njs Reference.
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parents:
2605
diff
changeset
|
1550 <para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1551 The similar methods are also supported: |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1552 <literal>buf.readInt8([offset])</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1553 <literal>buf.readInt16BE([offset])</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1554 <literal>buf.readInt32BE([offset])</literal>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1555 </para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1556 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1557 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1558 <tag-name id="buf_readintle"><literal>buf.readIntLE(<value>offset</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1559 <value>byteLength</value>)</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1560 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1561 Reads the <value>byteLength</value> from <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1562 at the specified <value>offset</value> |
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parents:
2605
diff
changeset
|
1563 and interprets the result as a little-endian, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1564 two's complement signed value supporting up to 48 bits of accuracy. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1565 The <value>byteLength</value> parameter is an integer between 1 and 6 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1566 specifying the number of bytes to read. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1567 <para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1568 The similar methods are also supported: |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1569 <literal>buf.readInt8([offset])</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1570 <literal>buf.readInt16LE([offset])</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1571 <literal>buf.readInt32LE([offset])</literal>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1572 </para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1573 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1574 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1575 <tag-name id="buf_readuintbe"><literal>buf.readUIntBE(<value>offset</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1576 <value>byteLength</value>)</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1577 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1578 Reads the <value>byteLength</value> from <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1579 at the specified <value>offset</value> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1580 and interprets the result as a big-endian |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1581 integer supporting up to 48 bits of accuracy. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1582 The <value>byteLength</value> parameter is an integer between 1 and 6 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1583 specifying the number of bytes to read. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1584 <para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1585 The similar methods are also supported: |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1586 <literal>buf.readUInt8([offset])</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1587 <literal>buf.readUInt16BE([offset])</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1588 <literal>buf.readUInt32BE([offset])</literal>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1589 </para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1590 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1591 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1592 <tag-name id="buf_readuintle"><literal>buf.readUIntLE(<value>offset</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1593 <value>byteLength</value>)</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1594 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1595 Reads the <value>byteLength</value> from <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1596 at the specified <value>offset</value> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1597 and interprets the result as a little-endian |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1598 integer supporting up to 48 bits of accuracy. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1599 The <value>byteLength</value> parameter is an integer between 1 and 6 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1600 specifying the number of bytes to read. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1601 <para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1602 The similar methods are also supported: |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1603 <literal>buf.readUInt8([offset])</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1604 <literal>buf.readUInt16LE([offset])</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1605 <literal>buf.readUInt32LE([offset])</literal>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1606 </para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1607 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1608 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1609 <tag-name id="buf_readdobulebe"><literal>buf.readDoubleBE</literal>([<value>offset</value>])</tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1610 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1611 Reads a 64-bit, big-endian double from <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1612 at the specified <value>offset</value>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1613 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1614 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1615 <tag-name id="buf_readdobulele"><literal>buf.readDoubleLE</literal>([<value>offset</value>])</tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1616 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1617 Reads a 64-bit, little-endian double from <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1618 at the specified <value>offset</value>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1619 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1620 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1621 <tag-name id="buf_readfloatbe"><literal>buf.readFloatBE</literal>([<value>offset</value>])</tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1622 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1623 Reads a 32-bit, big-endian float from <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1624 at the specified <value>offset</value>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1625 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1626 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1627 <tag-name id="buf_readfloatle"><literal>buf.readFloatLE</literal>([<value>offset</value>])</tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1628 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1629 Reads a 32-bit, little-endian float from <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1630 at the specified <value>offset</value>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1631 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1632 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1633 <tag-name id="buf_subarray"><literal>buf.subarray[<value>start</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1634 <value>end</value>]])</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1635 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1636 Returns a new <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1637 that references the same memory as the original, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1638 but offset and cropped by |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1639 <value>start</value> and <value>end</value>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1640 If <value>end</value> is greater than |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1641 <link id="buf_length"><literal>buf.length</literal></link>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1642 the same result as that of end equal to |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1643 <link id="buf_length"><literal>buf.length</literal></link> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1644 is returned. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1645 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1646 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1647 <tag-name id="buf_slice"><literal>buf.slice[<value>start</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1648 <value>end</value>]])</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1649 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1650 Returns a new <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1651 that references the same memory as the original, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1652 but offset and cropped by the |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1653 <value>start</value> and <value>end</value> values. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1654 The method is not compatible with the |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1655 <literal>Uint8Array.prototype.slice()</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1656 which is a superclass of Buffer. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1657 To copy the slice, use |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1658 <literal>Uint8Array.prototype.slice()</literal>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1659 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1660 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1661 <tag-name id="buf_swap16"><literal>buf.swap16</literal>()</tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1662 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1663 Interprets <literal>buf</literal> as an array of unsigned 16-bit numbers |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1664 and swaps the byte order in-place. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1665 Throws an error if |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1666 <link id="buf_length"><literal>buf.length</literal></link> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1667 is not a multiple of 2. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1668 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1669 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1670 <tag-name id="buf_swap32"><literal>buf.swap32</literal>()</tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1671 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1672 Interprets <literal>buf</literal> as an array of unsigned 32-bit numbers |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1673 and swaps the byte order in-place. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1674 Throws an error if |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1675 <link id="buf_length"><literal>buf.length</literal></link> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1676 is not a multiple of 4. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1677 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1678 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1679 <tag-name id="buf_swap64"><literal>buf.swap64</literal>()</tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1680 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1681 Interprets <literal>buf</literal> as an array of 64-bit numbers |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1682 and swaps byte order in-place. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1683 Throws an error if |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1684 <link id="buf_length"><literal>buf.length</literal></link> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1685 is not a multiple of 8. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1686 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1687 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1688 <tag-name id="buf_tojson"><literal>buf.toJSON</literal>()</tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1689 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1690 Returns a JSON representation of <literal>buf.</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1691 <literal>JSON.stringify()</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1692 implicitly calls this function when stringifying a Buffer instance. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1693 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1694 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1695 <tag-name id="buf_tostring"><literal>buf.toString([<value>encoding</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1696 <value>start</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1697 <value>end</value>]]])</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1698 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1699 Decodes <literal>buf</literal> to a string |
2647
0085d9f7dc3f
Minor corrections in njs reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2631
diff
changeset
|
1700 according to the specified character <value>encoding</value> |
2631
7da360f50017
Unified spelling of "utf-8" in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2630
diff
changeset
|
1701 which can be <value>utf8</value>, |
2609
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1702 <value>hex</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1703 <value>base64</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1704 <value>base64url</value>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1705 The <value>start</value> and <value>end</value> parameters |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1706 may be passed to decode only a subset of Buffer. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1707 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1708 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1709 <tag-name id="buf_write"><literal>buf.write(<value>string</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1710 <value>offset</value>[, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1711 <value>length</value>]][, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1712 <value>encoding</value>])</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1713 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1714 Writes a <value>string</value> to <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1715 at <value>offset</value> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1716 according to the character <value>encoding</value>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1717 The <value>length</value> parameter is the number of bytes to write. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1718 If Buffer did not contain enough space to fit the entire string, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1719 only part of string will be written, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1720 however, partially encoded characters will not be written. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1721 The <value>encoding</value> can be |
2631
7da360f50017
Unified spelling of "utf-8" in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2630
diff
changeset
|
1722 <value>utf8</value>, |
2609
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1723 <value>hex</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1724 <value>base64</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1725 <value>base64url</value>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1726 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1727 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1728 <tag-name id="buf_writeintbe"><literal>buf.writeIntBE(<value>value</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1729 <value>offset</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1730 <value>byteLength</value>)</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1731 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1732 Writes <value>byteLength</value> bytes of <value>value</value> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1733 to <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1734 at the specified <value>offset</value> as big-endian. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1735 Supports up to 48 bits of accuracy. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1736 The <value>byteLength</value> parameter is an integer between 1 and 6 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1737 specifying the number of bytes to read. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1738 <para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1739 The following similar methods are also supported: |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1740 <literal>buf.writeInt8</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1741 <literal>buf.writeInt16BE</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1742 <literal>buf.writeInt32BE</literal>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1743 </para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1744 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1745 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1746 <tag-name id="buf_writeintle"><literal>buf.writeIntLE(<value>value</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1747 <value>offset</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1748 <value>byteLength</value>)</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1749 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1750 Writes <value>byteLength</value> bytes of <value>value</value> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1751 to <literal>buf</literal> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1752 at the specified <value>offset</value> as little-endian. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1753 Supports up to 48 bits of accuracy. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1754 The <value>byteLength</value> parameter is an integer between 1 and 6 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1755 specifying the number of bytes to read. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1756 <para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1757 The following similar methods are also supported: |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1758 <literal>buf.writeInt8</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1759 <literal>buf.writeInt16LE</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1760 <literal>buf.writeInt32LE</literal>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1761 </para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1762 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1763 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1764 <tag-name id="buf_writeuintbe"><literal>buf.writeUIntBE(<value>value</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1765 <value>offset</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1766 <value>byteLength</value>)</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1767 <tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1768 Writes <value>byteLength</value> bytes of <value>value</value> |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1769 to <literal>buf</literal> |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1770 at the specified <value>offset</value> as big-endian. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1771 Supports up to 48 bits of accuracy. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1772 The <value>byteLength</value> parameter is an integer between 1 and 6 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1773 specifying the number of bytes to read. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1774 <para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1775 The following similar methods are also supported: |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1776 <literal>buf.writeUInt8</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1777 <literal>buf.writeUInt16BE</literal>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1778 <literal>buf.writeUInt32BE</literal>. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1779 </para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1780 </tag-desc> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1781 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1782 <tag-name id="buf_writeuintle"><literal>buf.writeUIntLE(<value>value</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1783 <value>offset</value>, |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1784 <value>byteLength</value>)</literal></tag-name> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1785 <tag-desc> |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1786 Writes <value>byteLength</value> bytes of <value>value</value> |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1787 to <literal>buf</literal> |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1788 at the specified <value>offset</value> as little-endian. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1789 Supports up to 48 bits of accuracy. |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1790 The <value>byteLength</value> parameter is an integer between 1 and 6 |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1791 specifying the number of bytes to read. |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1792 <para> |
99bd2ae8d2be
Added Buffer to njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
changeset
|
1793 The following similar methods are also supported: |
99bd2ae8d2be
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2605
diff
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|
1794 <literal>buf.writeUInt8</literal>, |
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1795 <literal>buf.writeUInt16LE</literal>, |
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1796 <literal>buf.writeUInt32LE</literal>. |
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1797 </para> |
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1798 </tag-desc> |
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1799 |
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1800 <tag-name id="buf_writedoublebe"><literal>buf.writeDoubleBE(<value>value</value>, |
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1801 [<value>offset</value>])</literal></tag-name> |
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1802 <tag-desc> |
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1803 Writes the <value>value</value> to <literal>buf</literal> |
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1804 at the specified <value>offset</value> as big-endian. |
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1805 </tag-desc> |
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1806 |
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1807 <tag-name id="buf_writedoublele"><literal>buf.writeDoubleLE(<value>value</value>, |
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1808 [<value>offset</value>])</literal></tag-name> |
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1809 <tag-desc> |
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1810 Writes the <value>value</value> to <literal>buf</literal> |
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1811 at the specified <value>offset</value> as little-endian. |
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1812 </tag-desc> |
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1813 |
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1814 <tag-name id="buf_writefloatbe"><literal>buf.writeFloatBE(<value>value</value>, |
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1815 [<value>offset</value>])</literal></tag-name> |
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1816 <tag-desc> |
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1817 Writes the <value>value</value> to <literal>buf</literal> |
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1818 at the specified <value>offset</value> as big-endian. |
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1819 </tag-desc> |
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1820 |
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1821 <tag-name id="buf_writefloatle"><literal>buf.writeFloatLE(<value>value</value>, |
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1822 [<value>offset</value>])</literal></tag-name> |
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1823 <tag-desc> |
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1824 Writes the <value>value</value> to <literal>buf</literal> |
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1825 at the specified <value>offset</value> as little-endian. |
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1826 </tag-desc> |
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1827 |
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1828 </list> |
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1829 </para> |
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1830 |
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1831 </section> |
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1832 |
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1833 |
2177 | 1834 <section id="crypto" name="Crypto"> |
1835 | |
1836 <para> | |
1837 The Crypto module provides cryptographic functionality support. | |
1838 The Crypto module object is returned by <literal>require('crypto')</literal>. | |
1839 </para> | |
1840 | |
1841 <para> | |
1842 <list type="tag"> | |
1843 | |
2267
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1844 <tag-name id="crypto_createhash"><literal>crypto.createHash(<value>algorithm</value>)</literal></tag-name> |
2177 | 1845 <tag-desc> |
1846 Creates and returns a <link id="crypto_hash">Hash</link> object | |
1847 that can be used to generate hash digests | |
1848 using the given <value>algorithm</value>. | |
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1849 The algorithm can be |
2177 | 1850 <literal>md5</literal>, |
1851 <literal>sha1</literal>, and | |
1852 <literal>sha256</literal>. | |
1853 </tag-desc> | |
1854 | |
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1855 <tag-name id="crypto_createhmac"><literal>crypto.createHmac(<value>algorithm</value>, |
2177 | 1856 <value>secret key</value>)</literal></tag-name> |
1857 <tag-desc> | |
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1858 Creates and returns an <link id="crypto_hmac">HMAC</link> object that uses |
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1859 the given <value>algorithm</value> and <value>secret key</value>. |
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1860 The algorithm can be |
2177 | 1861 <literal>md5</literal>, |
1862 <literal>sha1</literal>, and | |
1863 <literal>sha256</literal>. | |
1864 </tag-desc> | |
1865 | |
1866 </list> | |
1867 </para> | |
1868 | |
1869 | |
1870 <section id="crypto_hash" name="Hash"> | |
1871 | |
1872 <para> | |
1873 <list type="tag"> | |
1874 | |
2601 | 1875 <tag-name id="crypto_hash_update"><literal>hash.update(<value>data</value>)</literal></tag-name> |
2177 | 1876 <tag-desc> |
1877 Updates the hash content with the given <value>data</value>. | |
1878 </tag-desc> | |
1879 | |
2601 | 1880 <tag-name id="crypto_hash_digest"><literal>hash.digest([<value>encoding</value>])</literal></tag-name> |
2177 | 1881 <tag-desc> |
1882 Calculates the digest of all of the data passed using | |
1883 <literal>hash.update()</literal>. | |
1884 The encoding can be | |
1885 <literal>hex</literal>, | |
1886 <literal>base64</literal>, and | |
1887 <literal>base64url</literal>. | |
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1888 If encoding is not provided, a Buffer object |
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1889 (<link doc="changes.xml" id="njs0.4.4">0.4.4</link>) is returned. |
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1890 <note> |
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1891 Before version (<link doc="changes.xml" id="njs0.4.4">0.4.4</link>), |
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1892 a byte string was returned instead of a Buffer object. |
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1893 </note> |
2177 | 1894 </tag-desc> |
1895 | |
1896 </list> | |
1897 </para> | |
1898 | |
1899 <para> | |
1900 <example> | |
1901 >> var cr = require('crypto') | |
1902 undefined | |
1903 | |
1904 >> cr.createHash('sha1').update('A').update('B').digest('base64url') | |
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1905 'BtlFlCqiamG-GMPiK_GbvKjdK10' |
2177 | 1906 </example> |
1907 </para> | |
1908 | |
1909 </section> | |
1910 | |
1911 | |
1912 <section id="crypto_hmac" name="HMAC"> | |
1913 | |
1914 <para> | |
1915 <list type="tag"> | |
1916 | |
2601 | 1917 <tag-name id="crypto_hmac_update"><literal>hmac.update(<value>data</value>)</literal></tag-name> |
2177 | 1918 <tag-desc> |
1919 Updates the HMAC content with the given <value>data</value>. | |
1920 </tag-desc> | |
1921 | |
2601 | 1922 <tag-name id="crypto_hmac_digest"><literal>hmac.digest([<value>encoding</value>])</literal></tag-name> |
2177 | 1923 <tag-desc> |
1924 Calculates the HMAC digest of all of the data passed using | |
1925 <literal>hmac.update()</literal>. | |
1926 The encoding can be | |
1927 <literal>hex</literal>, | |
1928 <literal>base64</literal>, and | |
1929 <literal>base64url</literal>. | |
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1930 If encoding is not provided, a Buffer object |
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1931 (<link doc="changes.xml" id="njs0.4.4">0.4.4</link>) is returned. |
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1932 <note> |
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1933 Before version <link doc="changes.xml" id="njs0.4.4">0.4.4</link>, |
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1934 a byte string was returned instead of a Buffer object. |
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1935 </note> |
2177 | 1936 </tag-desc> |
1937 </list> | |
1938 </para> | |
1939 | |
1940 <para> | |
1941 <example> | |
1942 >> var cr = require('crypto') | |
1943 undefined | |
1944 | |
1945 >> cr.createHmac('sha1', 'secret.key').update('AB').digest('base64url') | |
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1946 'Oglm93xn23_MkiaEq_e9u8zk374' |
2177 | 1947 </example> |
1948 </para> | |
1949 | |
1950 </section> | |
1951 | |
1952 </section> | |
1953 | |
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1954 |
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1955 <section id="njs_api_fs" name="File System"> |
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1956 |
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1957 <para> |
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1958 The File System module provides operations with files. |
2507 | 1959 </para> |
1960 | |
1961 <para> | |
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1962 The module object is returned by <literal>require('fs')</literal>. |
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1963 Since <link doc="changes.xml" id="njs0.3.9">0.3.9</link>, |
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1964 promissified versions of file system methods are available through |
2507 | 1965 <literal>require('fs').promises</literal> object: |
1966 <example> | |
1967 > var fs = require('fs').promises; | |
1968 undefined | |
1969 > fs.readFile("/file/path").then((data)=>console.log(data)) | |
1970 <file data> | |
1971 </example> | |
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1972 <list type="tag"> |
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1973 |
2507 | 1974 <tag-name id="fs_accesssync"><literal>accessSync(<value>path</value>[, |
1975 <value>mode</value>])</literal></tag-name> | |
1976 <tag-desc> | |
1977 Synchronously tests permissions for a file or directory | |
1978 specified in the <literal>path</literal> | |
1979 (<link doc="changes.xml" id="njs0.3.9">0.3.9</link>). | |
1980 If the check fails, an error will be returned, | |
1981 otherwise, the method will return undefined. | |
1982 <list type="tag"> | |
1983 | |
1984 <tag-name><literal>mode</literal></tag-name> | |
1985 <tag-desc> | |
1986 by default is <link id="access_const"><literal>fs.constants.F_OK</literal></link>. | |
1987 The mode argument is an optional integer | |
1988 that specifies the accessibility checks to be performed. | |
1989 <example> | |
1990 try { | |
1991 fs.accessSync('/file/path', fs.constants.R_OK | fs.constants.W_OK); | |
1992 console.log('has access'); | |
1993 } catch (e) { | |
1994 console.log('no access');) | |
1995 } | |
1996 </example> | |
1997 </tag-desc> | |
1998 | |
1999 </list> | |
2000 </tag-desc> | |
2001 | |
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2002 <tag-name id="fs_appendfilesync"><literal>appendFileSync(<value>filename</value>, |
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2003 <value>data</value>[, <value>options</value>])</literal></tag-name> |
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2004 <tag-desc> |
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2005 Synchronously appends specified <literal>data</literal> |
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2006 to a file with provided <literal>filename</literal>. |
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2007 The <literal>data</literal> is expected to be a string |
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2008 or a Buffer object (<link doc="changes.xml" id="njs0.4.4">0.4.4</link>). |
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2009 If the file does not exist, it will be created. |
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2010 The <literal>options</literal> parameter is expected to be |
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2011 an object with the following keys: |
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2012 <list type="tag"> |
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2013 |
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2014 <tag-name><literal>mode</literal></tag-name> |
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2015 <tag-desc> |
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2016 mode option, by default is <literal>0o666</literal> |
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2017 </tag-desc> |
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2018 |
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2019 <tag-name><literal>flag</literal></tag-name> |
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|
2020 <tag-desc> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2021 file system <link id="njs_api_fs_flags">flag</link>, |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2022 by default is <literal>a</literal> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2023 </tag-desc> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2024 |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2025 </list> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2026 </tag-desc> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2027 |
2563
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2028 <tag-name id="fs_mkdirsync"><literal>mkdirSync(<value>path</value>[, |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2029 <value>options</value>])</literal></tag-name> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2030 <tag-desc> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2031 Synchronously creates a directory at the specified <literal>path</literal> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2032 (<link doc="changes.xml" id="njs0.4.2">0.4.2</link>). |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2033 The <literal>options</literal> parameter is expected to be an |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2034 <literal>integer</literal> that specifies |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2035 the <link id="fs_mkdirsync_mode">mode</link>, |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2036 or an object with the following keys: |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2037 <list type="tag"> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2038 |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2039 <tag-name id="fs_mkdirsync_mode"><literal>mode</literal></tag-name> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2040 <tag-desc> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2041 mode option, by default is <literal>0o777</literal>. |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2042 </tag-desc> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2043 |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2044 </list> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2045 </tag-desc> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2046 |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2047 <tag-name id="fs_readdirsync"><literal>readdirSync(<value>path</value>[, |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2048 <value>options</value>])</literal></tag-name> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2049 <tag-desc> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2050 Synchronously reads the contents of a directory |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2051 at the specified <literal>path</literal> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2052 (<link doc="changes.xml" id="njs0.4.2">0.4.2</link>). |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2053 The <literal>options</literal> parameter is expected to be |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2054 a string that specifies <link id="fs_readdirsync_encoding">encoding</link> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2055 or an object with the following keys: |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2056 <list type="tag"> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2057 |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2058 <tag-name id="fs_readdirsync_encoding"><literal>encoding</literal></tag-name> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2059 <tag-desc> |
2604
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2060 encoding, by default is <literal>utf8</literal>. |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2061 The encoding can be <literal>utf8</literal> and <literal>buffer</literal> |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2062 (<link doc="changes.xml" id="njs0.4.4">0.4.4</link>). |
2563
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2063 </tag-desc> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2064 |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2065 <tag-name id="fs_readdirsync_withfiletypes"><literal>withFileTypes</literal></tag-name> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2066 <tag-desc> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2067 if set to <literal>true</literal>, the files array will contain |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2068 <link id="fs_dirent"><literal>fs.Dirent</literal></link> objects, |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2069 by default is <literal>false</literal>. |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2070 </tag-desc> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2071 |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2072 </list> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2073 </tag-desc> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
changeset
|
2074 |
2570
44792f1ee284
Added IDs to methods in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2569
diff
changeset
|
2075 <tag-name id="fs_readfilesync"><literal>readFileSync(<value>filename</value>[, |
2204
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2076 <value>options</value>])</literal></tag-name> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2077 <tag-desc> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2078 Synchronously returns the contents of the file |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2079 with provided <literal>filename</literal>. |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2080 The <literal>options</literal> parameter holds |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2081 <literal>string</literal> that specifies encoding. |
2604
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2082 If an encoding is specified, a string is returned, |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2083 otherwise, a Buffer object |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2084 (<link doc="changes.xml" id="njs0.4.4">0.4.4</link>) is returned. |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2085 <note> |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2086 Before version <link doc="changes.xml" id="njs0.4.4">0.4.4</link>, |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2087 a <link id="string_tobytes">byte string</link> was returned |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2088 if encoding was not specified. |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2089 </note> |
2204
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2090 Otherwise, <literal>options</literal> is expected to be |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2091 an object with the following keys: |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2092 <list type="tag"> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2093 |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2094 <tag-name><literal>encoding</literal></tag-name> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2095 <tag-desc> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2096 encoding, by default is not specified. |
2604
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2097 The encoding can be <literal>utf8</literal>, |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2098 <literal>hex</literal> |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2099 (<link doc="changes.xml" id="njs0.4.4">0.4.4</link>), |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2100 <literal>base64</literal> |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2101 (<link doc="changes.xml" id="njs0.4.4">0.4.4</link>), |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2102 <literal>base64url</literal> |
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2103 (<link doc="changes.xml" id="njs0.4.4">0.4.4</link>). |
2204
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2104 </tag-desc> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2105 |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2106 <tag-name><literal>flag</literal></tag-name> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2107 <tag-desc> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2108 file system <link id="njs_api_fs_flags">flag</link>, |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2109 by default is <literal>r</literal> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2110 </tag-desc> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2111 |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2112 </list> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2113 <example> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2114 >> var fs = require('fs') |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2115 undefined |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2116 >> var file = fs.readFileSync('/file/path.tar.gz') |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2117 undefined |
2604
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2601
diff
changeset
|
2118 >> var gzipped = file.slice(0,2).toString('hex') === '1f8b'; gzipped |
2204
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2119 true |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2120 </example> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2121 </tag-desc> |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2203
diff
changeset
|
2122 |
2507 | 2123 <tag-name id="fs_realpathsync"><literal>realpathSync(<value>path</value>[, |
2124 <value>options</value>])</literal></tag-name> | |
2125 <tag-desc> | |
2126 Synchronously computes the canonical pathname by resolving | |
2127 <literal>.</literal>, <literal>..</literal> and symbolic links using | |
2508
d3d5b67a1462
Language fixes in njs file system methods.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2507
diff
changeset
|
2128 <link url="http://man7.org/linux/man-pages/man3/realpath.3.html">realpath(3)</link>. |
2507 | 2129 The <literal>options</literal> argument can be a string specifying an encoding, |
2130 or an object with an encoding property specifying the character encoding | |
2131 to use for the path passed to the callback | |
2132 (<link doc="changes.xml" id="njs0.3.9">0.3.9</link>). | |
2133 </tag-desc> | |
2134 | |
2509
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|
2135 <tag-name id="fs_renamesync"><literal>renameSync(<value>oldPath</value>, |
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|
2136 <value>newPath</value>)</literal></tag-name> |
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|
2137 <tag-desc> |
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|
2138 Synchronously changes the name or location of a file from |
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|
2139 <literal>oldPath</literal> to <literal>newPath</literal> |
827a6d7fe108
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|
2140 (<link doc="changes.xml" id="njs0.3.4">0.3.4</link>). |
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|
2141 <example> |
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|
2142 >> var fs = require('fs') |
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|
2143 undefined |
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|
2144 >> var file = fs.renameSync('hello.txt', 'HelloWorld.txt') |
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|
2145 undefined |
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|
2146 </example> |
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|
2147 </tag-desc> |
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|
2148 |
2563
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2149 <tag-name id="fs_rmdirsync"><literal>rmdirSync(<value>path</value>)</literal></tag-name> |
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|
2150 <tag-desc> |
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|
2151 Synchronously removes a directory at the specified <literal>path</literal> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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|
2152 (<link doc="changes.xml" id="njs0.4.2">0.4.2</link>). |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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|
2153 </tag-desc> |
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|
2154 |
2509
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2155 <tag-name id="fs_symlinksync"><literal>symlinkSync(<value>target</value>, |
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|
2156 <value>path</value>)</literal></tag-name> |
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|
2157 <tag-desc> |
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|
2158 Synchronously creates the link called <literal>path</literal> |
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|
2159 pointing to <literal>target</literal> using |
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|
2160 <link url="http://man7.org/linux/man-pages/man2/symlink.2.html">symlink(2)</link> |
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|
2161 (<link doc="changes.xml" id="njs0.3.9">0.3.9</link>). |
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|
2162 Relative targets are relative to the link’s parent directory. |
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|
2163 </tag-desc> |
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|
2164 |
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|
2165 <tag-name id="fs_unlinksync"><literal>unlinkSync(<value>path</value>)</literal></tag-name> |
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|
2166 <tag-desc> |
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|
2167 Synchronously unlinks a file by <literal>path</literal> |
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|
2168 (<link doc="changes.xml" id="njs0.3.9">0.3.9</link>). |
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|
2169 </tag-desc> |
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|
2170 |
2570
44792f1ee284
Added IDs to methods in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
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2569
diff
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|
2171 <tag-name id="fs_writefilesync"><literal>writeFileSync(<value>filename</value>, |
2204
001f2d905fd9
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|
2172 <value>data</value>[, |
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Documented fileSystem methods in njs.
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|
2173 <value>options</value>])</literal></tag-name> |
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|
2174 <tag-desc> |
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Documented fileSystem methods in njs.
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|
2175 Synchronously writes <literal>data</literal> to a file |
001f2d905fd9
Documented fileSystem methods in njs.
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|
2176 with provided <literal>filename</literal>. |
2604
a29676472a11
Added Buffer object info to some njs methods.
Yaroslav Zhuravlev <yar@nginx.com>
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2601
diff
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|
2177 The <literal>data</literal> is expected to be a string |
a29676472a11
Added Buffer object info to some njs methods.
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diff
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|
2178 or a Buffer object (<link doc="changes.xml" id="njs0.4.4">0.4.4</link>). |
2204
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|
2179 If the file does not exist, it will be created, |
001f2d905fd9
Documented fileSystem methods in njs.
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|
2180 if the file exists, it will be replaced. |
001f2d905fd9
Documented fileSystem methods in njs.
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|
2181 The <literal>options</literal> parameter is expected to be |
001f2d905fd9
Documented fileSystem methods in njs.
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|
2182 an object with the following keys: |
001f2d905fd9
Documented fileSystem methods in njs.
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|
2183 <list type="tag"> |
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Documented fileSystem methods in njs.
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|
2184 <tag-name><literal>mode</literal></tag-name> |
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Documented fileSystem methods in njs.
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|
2185 <tag-desc> |
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|
2186 mode option, by default is <literal>0o666</literal> |
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Documented fileSystem methods in njs.
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|
2187 </tag-desc> |
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|
2188 |
001f2d905fd9
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|
2189 <tag-name><literal>flag</literal></tag-name> |
001f2d905fd9
Documented fileSystem methods in njs.
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|
2190 <tag-desc> |
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|
2191 file system <link id="njs_api_fs_flags">flag</link>, |
001f2d905fd9
Documented fileSystem methods in njs.
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parents:
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|
2192 by default is <literal>w</literal> |
001f2d905fd9
Documented fileSystem methods in njs.
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|
2193 </tag-desc> |
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Documented fileSystem methods in njs.
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|
2194 |
001f2d905fd9
Documented fileSystem methods in njs.
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|
2195 </list> |
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Documented fileSystem methods in njs.
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|
2196 <example> |
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Documented fileSystem methods in njs.
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|
2197 >> var fs = require('fs') |
001f2d905fd9
Documented fileSystem methods in njs.
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|
2198 undefined |
001f2d905fd9
Documented fileSystem methods in njs.
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|
2199 >> var file = fs.writeFileSync('hello.txt', 'Hello world') |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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|
2200 undefined |
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Documented fileSystem methods in njs.
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|
2201 </example> |
001f2d905fd9
Documented fileSystem methods in njs.
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|
2202 </tag-desc> |
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Documented fileSystem methods in njs.
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|
2203 |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2204 </list> |
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Documented fileSystem methods in njs.
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|
2205 </para> |
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Documented fileSystem methods in njs.
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|
2206 |
001f2d905fd9
Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2207 |
2563
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|
2208 <section id="fs_dirent" name="fs.Dirent"> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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|
2209 |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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|
2210 <para> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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|
2211 <literal>fs.Dirent</literal> is a representation of a directory entry— |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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|
2212 a file or a subdirectory. |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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|
2213 When |
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|
2214 <link id="fs_readdirsync"><literal>readdirSync()</literal></link> |
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|
2215 is called with the |
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|
2216 <link id="fs_readdirsync_withfiletypes"><literal>withFileTypes</literal></link> |
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|
2217 option, |
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|
2218 the resulting array contains <literal>fs.Dirent</literal> objects. |
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|
2219 |
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|
2220 <list type= "bullet" compact="no"> |
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|
2221 |
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|
2222 <listitem> |
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|
2223 <literal>dirent.isBlockDevice()</literal>—returns |
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|
2224 <literal>true</literal> if the <literal>fs.Dirent</literal> object describes |
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|
2225 a block device. |
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|
2226 </listitem> |
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|
2227 |
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|
2228 <listitem> |
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|
2229 <literal>dirent.isCharacterDevice()</literal>—returns |
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|
2230 <literal>true</literal> if the <literal>fs.Dirent</literal> object describes |
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|
2231 a character device. |
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|
2232 </listitem> |
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|
2233 |
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|
2234 <listitem> |
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|
2235 <literal>dirent.isDirectory()</literal>—returns |
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|
2236 <literal>true</literal> if the <literal>fs.Dirent</literal> object describes |
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|
2237 a file system directory. |
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|
2238 </listitem> |
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Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2239 |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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diff
changeset
|
2240 <listitem> |
428a8cf1911b
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2241 <literal>dirent.isFIFO()</literal>—returns |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2242 <literal>true</literal> if the <literal>fs.Dirent</literal> object describes |
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Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2546
diff
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|
2243 a first-in-first-out (FIFO) pipe. |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2244 </listitem> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2245 |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2246 <listitem> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2247 <literal>dirent.isFile()</literal>—returns |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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diff
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|
2248 <literal>true</literal> if the <literal>fs.Dirent</literal> object describes |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2249 a regular file. |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2250 </listitem> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2251 |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2252 <listitem> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2253 <literal>dirent.isSocket()</literal>—returns |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2254 <literal>true</literal> if the <literal>fs.Dirent</literal> object describes |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2255 a socket. |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2256 </listitem> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2257 |
428a8cf1911b
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2258 <listitem> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2259 <literal>dirent.isSymbolicLink()</literal>—returns |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2260 <literal>true</literal> if the <literal>fs.Dirent</literal> object describes |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2261 a symbolic link. |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2262 </listitem> |
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|
2263 |
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Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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|
2264 <listitem> |
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|
2265 <literal>dirent.name</literal>— |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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diff
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|
2266 the name of the file <literal>fs.Dirent</literal> object refers to. |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2267 </listitem> |
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Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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diff
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|
2268 |
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Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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|
2269 </list> |
428a8cf1911b
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|
2270 </para> |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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|
2271 |
428a8cf1911b
Documented mkdirSync, readdirSync, rmdirSync, fs.Dirent in njs.
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|
2272 </section> |
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|
2273 |
428a8cf1911b
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diff
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|
2274 |
2507 | 2275 <section id="access_const" name="File Access Constants"> |
2276 | |
2277 <para> | |
2278 The <link id="fs_accesssync"><literal>access()</literal></link> method | |
2279 can accept the following flags. | |
2280 These flags are exported by <literal>fs.constants</literal>: | |
2281 | |
2282 <list type= "bullet" compact="no"> | |
2283 | |
2284 <listitem> | |
2285 <literal>F_OK</literal>—indicates that the file | |
2286 is visible to the calling process, | |
2287 used by default if no mode is specified | |
2288 </listitem> | |
2289 | |
2290 <listitem> | |
2291 <literal>R_OK</literal>—indicates that the file can be | |
2292 read by the calling process | |
2293 </listitem> | |
2294 | |
2295 <listitem> | |
2296 <literal>W_OK</literal>—indicates that the file can be | |
2297 written by the calling process | |
2298 </listitem> | |
2299 | |
2300 <listitem> | |
2301 <literal>X_OK</literal>—indicates that the file can be | |
2302 executed by the calling process | |
2303 </listitem> | |
2304 | |
2305 </list> | |
2306 </para> | |
2307 | |
2308 </section> | |
2309 | |
2310 | |
2204
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2311 <section id="njs_api_fs_flags" name="File System Flags"> |
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2312 |
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|
2313 <para> |
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Documented fileSystem methods in njs.
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|
2314 The <literal>flag</literal> option can accept the following values: |
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Documented fileSystem methods in njs.
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|
2315 |
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|
2316 <list type= "bullet" compact="no"> |
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2317 |
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|
2318 <listitem> |
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|
2319 <literal>a</literal>—open a file for appending. |
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2320 The file is created if it does not exist |
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|
2321 </listitem> |
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|
2322 |
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|
2323 <listitem> |
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|
2324 <literal>ax</literal>—the same as <literal>a</literal> |
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|
2325 but fails if the file already exists |
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|
2326 </listitem> |
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|
2327 |
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|
2328 <listitem> |
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|
2329 <literal>a+</literal>—open a file for reading and appending. |
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|
2330 If the file does not exist, it will be created |
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|
2331 </listitem> |
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Documented fileSystem methods in njs.
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|
2332 |
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|
2333 <listitem> |
2579
63cef7604e0d
Minor review of njs Reference for typos and style.
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|
2334 <literal>ax+</literal>—the same as <literal>a+</literal> |
2204
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|
2335 but fails if the file already exists |
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|
2336 </listitem> |
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|
2337 |
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|
2338 <listitem> |
2579
63cef7604e0d
Minor review of njs Reference for typos and style.
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parents:
2578
diff
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|
2339 <literal>as</literal>—open a file for appending |
63cef7604e0d
Minor review of njs Reference for typos and style.
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|
2340 in synchronous mode. |
2204
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|
2341 If the file does not exist, it will be created |
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|
2342 </listitem> |
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Documented fileSystem methods in njs.
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|
2343 |
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|
2344 <listitem> |
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|
2345 <literal>as+</literal>—open a file for reading and appending |
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|
2346 in synchronous mode. |
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Documented fileSystem methods in njs.
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|
2347 If the file does not exist, it will be created |
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|
2348 </listitem> |
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|
2349 |
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|
2350 <listitem> |
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|
2351 <literal>r</literal>—open a file for reading. |
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|
2352 An exception occurs if the file does not exist |
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2353 </listitem> |
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|
2354 |
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|
2355 <listitem> |
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|
2356 <literal>r+</literal>—open a file for reading and writing. |
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|
2357 An exception occurs if the file does not exist |
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2358 </listitem> |
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|
2359 |
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|
2360 <listitem> |
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|
2361 <literal>rs+</literal>—open a file for reading and writing |
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2362 in synchronous mode. |
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2363 Instructs the operating system to bypass the local file system cache |
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2364 </listitem> |
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|
2365 |
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|
2366 <listitem> |
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|
2367 <literal>w</literal>—open a file for writing. |
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|
2368 If the file does not exist, it will be created. |
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|
2369 If the file exists, it will be replaced |
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|
2370 </listitem> |
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|
2371 |
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|
2372 <listitem> |
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|
2373 <literal>wx</literal>—the same as <literal>w</literal> |
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|
2374 but fails if the file already exists |
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|
2375 </listitem> |
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|
2376 |
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|
2377 <listitem> |
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|
2378 <literal>w+</literal>—open a file for reading and writing. |
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|
2379 If the file does not exist, it will be created. |
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changeset
|
2380 If the file exists, it will be replaced |
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2381 </listitem> |
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Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2382 |
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Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2383 <listitem> |
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Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2384 <literal>wx+</literal>—the same as <literal>w+</literal> |
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Yaroslav Zhuravlev <yar@nginx.com>
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|
2385 but fails if the file already exists |
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Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2386 </listitem> |
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Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2387 |
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Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2388 </list> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2389 </para> |
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Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
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|
2390 |
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Documented fileSystem methods in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2391 </section> |
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Yaroslav Zhuravlev <yar@nginx.com>
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|
2392 |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2393 </section> |
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Yaroslav Zhuravlev <yar@nginx.com>
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|
2394 |
2583
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2395 |
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Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
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|
2396 <section id="querystring" name="Query String"> |
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Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2397 |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2398 <para> |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2399 The Query String module provides support |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2400 for parsing and formatting URL query strings |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2401 (<link doc="changes.xml" id="njs0.4.3">0.4.3</link>). |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2402 The Query String module object is returned by |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2403 <literal>require('querystring')</literal>. |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2404 </para> |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2405 |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
changeset
|
2406 <para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2407 <list type="tag"> |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2408 |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2409 <tag-name id="querystring_decode"><literal>querystring.decode()</literal></tag-name> |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2410 <tag-desc> |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2411 is an alias for |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2412 <link id="querystring_parse"><literal>querystring.parse()</literal></link>. |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2413 </tag-desc> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2414 |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2415 <tag-name id="querystring_encode"><literal>querystring.encode()</literal></tag-name> |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2416 <tag-desc> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2417 is an alias for |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2418 <link id="querystring_stringify"><literal>querystring.stringify()</literal></link>. |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2419 </tag-desc> |
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|
2420 |
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parents:
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diff
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|
2421 <tag-name id="querystring_escape"><literal>querystring.escape(<value>string</value>)</literal></tag-name> |
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parents:
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diff
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|
2422 <tag-desc> |
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diff
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|
2423 <para> |
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parents:
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diff
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|
2424 Performs URL encoding of the given <literal>string</literal>, |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2425 returns an escaped query string. |
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parents:
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diff
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|
2426 The method is used by |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2427 <link id="querystring_stringify"><literal>querystring.stringify()</literal></link> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2428 and should not be used directly. |
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Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2429 </para> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2430 </tag-desc> |
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parents:
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diff
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|
2431 |
cd97adddd757
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parents:
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diff
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|
2432 <tag-name id="querystring_parse"><literal>querystring.parse(<value>string</value>[, |
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parents:
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diff
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|
2433 <value>separator</value>[, |
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parents:
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diff
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|
2434 <value>equal</value>[, |
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parents:
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diff
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|
2435 <value>options</value>]]])</literal></tag-name> |
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parents:
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diff
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|
2436 <tag-desc> |
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diff
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|
2437 <para> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2438 Parses the query string URL and returns an object. |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2439 </para> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2440 |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
changeset
|
2441 <para> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2442 The <literal>separator</literal> parameter is a substring |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2443 for delimiting key and value pairs in the query string, |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2444 by default is “<literal>&</literal>”. |
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diff
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|
2445 </para> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2446 |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2447 <para> |
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parents:
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diff
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|
2448 The <literal>equal</literal> parameter is a substring |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2449 for delimiting keys and values in the query string, |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2450 by default is “<literal>=</literal>”. |
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Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2451 </para> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2452 |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
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diff
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|
2453 <para> |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2454 The <literal>options</literal> parameter is expected to be |
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parents:
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diff
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|
2455 an object with the following keys: |
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parents:
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diff
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|
2456 <list type="tag"> |
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parents:
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diff
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|
2457 <tag-name><literal>decodeURIComponent</literal> |
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parents:
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diff
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|
2458 <value>function</value></tag-name> |
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parents:
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diff
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|
2459 <tag-desc> |
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diff
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|
2460 Function used |
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parents:
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diff
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|
2461 to decode percent-encoded characters in the query string, |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2462 by default is |
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2463 <link id="querystring_unescape"><literal>querystring.unescape()</literal></link> |
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parents:
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diff
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|
2464 </tag-desc> |
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diff
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|
2465 |
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|
2466 <tag-name><literal>maxKeys</literal> |
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parents:
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|
2467 <value>number</value></tag-name> |
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|
2468 <tag-desc> |
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|
2469 the maximum number of keys to parse, |
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|
2470 by default is <literal>1000</literal>. |
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|
2471 The <literal>0</literal> value removes limitations for counting keys. |
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|
2472 </tag-desc> |
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|
2473 |
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|
2474 </list> |
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parents:
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|
2475 By default, percent-encoded characters within the query string are assumed |
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parents:
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diff
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|
2476 to use the UTF-8 encoding, |
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parents:
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|
2477 invalid UTF-8 sequences will be replaced with |
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|
2478 the <literal>U+FFFD</literal> replacement character. |
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diff
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|
2479 </para> |
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|
2480 |
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|
2481 <para> |
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|
2482 For example, for the following query string |
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|
2483 <example> |
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|
2484 'foo=bar&abc=xyz&abc=123' |
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|
2485 </example> |
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|
2486 the output will be: |
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|
2487 <example> |
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|
2488 { |
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|
2489 foo: 'bar', |
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|
2490 abc: ['xyz', '123'] |
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|
2491 } |
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|
2492 </example> |
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|
2493 </para> |
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|
2494 |
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|
2495 </tag-desc> |
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|
2496 |
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|
2497 <tag-name id="querystring_stringify"><literal>querystring.stringify(<value>object</value>[, |
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parents:
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|
2498 <value>separator</value>[, |
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|
2499 <value>equal</value>[, |
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|
2500 <value>options</value>]]])</literal></tag-name> |
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|
2501 <tag-desc> |
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Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2502 <para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2503 Serializes an object and returns a URL query string. |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2504 </para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2505 |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2506 <para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2507 The <literal>separator</literal> parameter is a substring |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
changeset
|
2508 for delimiting key and value pairs in the query string, |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
changeset
|
2509 by default is “<literal>&</literal>”. |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2510 </para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
changeset
|
2511 |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2512 <para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2513 The <literal>equal</literal> parameter is a substring |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
changeset
|
2514 for delimiting keys and values in the query string, |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
changeset
|
2515 by default is “<literal>=</literal>”. |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2516 </para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
changeset
|
2517 |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2518 <para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2519 The <literal>options</literal> parameter is expected to be |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2520 an object with the following keys: |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2521 <list type="tag"> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
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|
2522 <tag-name><literal>encodeURIComponent</literal> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2523 <value>function</value></tag-name> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2524 <tag-desc> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2525 The function to use when converting |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2526 URL-unsafe characters to percent-encoding in the query string, |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2527 by default is |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2528 <link id="querystring_escape"><literal>querystring.escape()</literal></link>. |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2529 </tag-desc> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2530 |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2531 </list> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2532 </para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
changeset
|
2533 |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2534 <para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2535 By default, characters that require percent-encoding within the query string |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2536 are encoded as UTF-8. |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2537 If other encoding is required, then |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2538 <literal>encodeURIComponent</literal> option should be specified. |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2539 </para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
changeset
|
2540 |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
2582
diff
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|
2541 <para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2542 For example, for the following command |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2543 <example> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2544 querystring.stringify({ foo: 'bar', baz: ['qux', 'quux'], 123: '' }); |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2545 </example> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2546 the query string will be: |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2547 <example> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2548 'foo=bar&baz=qux&baz=quux&123=' |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2549 </example> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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diff
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|
2550 </para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2551 |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2552 </tag-desc> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2553 |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2554 <tag-name id="querystring_unescape"><literal>querystring.unescape(<value>string</value>)</literal></tag-name> |
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Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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2555 <tag-desc> |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2556 <para> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2557 Performs decoding of URL percent-encoded characters |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2558 of the <literal>string</literal>, |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2559 returns an unescaped query string. |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2560 The method is used by |
cd97adddd757
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parents:
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|
2561 <link id="querystring_parse"><literal>querystring.parse()</literal></link> |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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2562 and should not be used directly. |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
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2563 </para> |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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2564 </tag-desc> |
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parents:
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|
2565 |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
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2566 </list> |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
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2567 </para> |
cd97adddd757
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Yaroslav Zhuravlev <yar@nginx.com>
parents:
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|
2568 |
cd97adddd757
Documented Query String in njs Reference.
Yaroslav Zhuravlev <yar@nginx.com>
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|
2569 </section> |
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Yaroslav Zhuravlev <yar@nginx.com>
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|
2570 |
2176 | 2571 </section> |
2572 | |
2175
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2573 </article> |