annotate xml/en/docs/njs/njs_api.xml @ 2203:56a8cfb422ae

Added setTimeout and clearTimeout for njs.
author Yaroslav Zhuravlev <yar@nginx.com>
date Tue, 26 Jun 2018 10:31:33 +0300
parents b91e766acbd4
children 001f2d905fd9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
1 <?xml version="1.0"?>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
2
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
3 <!--
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
4 Copyright (C) Nginx, Inc.
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
5 -->
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
6
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
7 <!DOCTYPE article SYSTEM "../../../../dtd/article.dtd">
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
8
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
9 <article name="njs API"
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
10 link="/en/docs/njs/njs_api.html"
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
11 lang="en"
2176
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
12 rev="2">
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
13
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
14 <section id="summary">
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
15
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
16 <para>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
17 <link doc="../njs_about.xml">njs</link> provides objects, methods and properties
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
18 for extending nginx functionality.
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
19 </para>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
20
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
21 </section>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
22
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
23
2176
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
24 <section id="core" name="Core">
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
25
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
26
2186
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
27 <section id="string" name="String">
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
28
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
29 <para>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
30 There are two types of strings:
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
31 a <literal>Unicode string</literal> (default) and
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
32 a <literal>byte string</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
33 </para>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
34
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
35 <para>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
36 A <literal>Unicode string</literal> corresponds to an ECMAScript string
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
37 which contains Unicode characters.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
38 </para>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
39
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
40 <para>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
41 <literal>Byte strings</literal> contain a sequence of bytes.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
42 They are used to serialize Unicode strings
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
43 to external data and deserialize from external sources.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
44 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
45 a Unicode string to a byte string using UTF8 encoding:
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
46 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
47 >> '£'.toUTF8().toString('hex')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
48 c2a3 /* C2 A3 is the UTF8 representation of 00A3 ('£') code point */
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
49 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
50 The <link id="string_tobytes">toBytes()</link> method serializes
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
51 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
52 otherwise, <literal>null</literal> is returned:
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
53 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
54 >> '£'.toBytes().toString('hex')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
55 a3 /* a3 is a byte equal to 00A3 ('£') code point */
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
56 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
57 Only byte strings can be converted to different encodings.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
58 For example, a string cannot be encoded to <literal>hex</literal> directly:
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
59 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
60 >> 'αβγδ'.toString('base64')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
61 TypeError: argument must be a byte string
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
62 at String.prototype.toString (native)
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
63 at main (native)
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
64 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
65 To convert a Unicode string to hex,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
66 first, it should be converted to a byte string and then to hex:
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
67 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
68 >> 'αβγδ'.toUTF8().toString('base64')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
69 zrHOss6zzrQ=
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
70 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
71
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
72 <list type="tag">
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
73
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
74 <tag-name><literal>String.fromCodePoint(<value>codePoint1</value>[, ...[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
75 <value>codePoint2</value>]])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
76 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
77 Returns a string from one or more Unicode code points.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
78 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
79 >> String.fromCodePoint(97, 98, 99, 100)
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
80 abcd
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
81 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
82 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
83
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
84 <tag-name><literal>String.prototype.concat(<value>string1</value>[, ...,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
85 <value>stringN</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
86 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
87 Returns a string that contains the concatenation of specified
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
88 <literal>strings</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
89 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
90 >> "a".concat("b", "c")
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
91 abc
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
92 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
93 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
94
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
95 <tag-name><literal>String.prototype.endsWith(<value>searchString</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
96 <value>length</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
97 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
98 Returns <literal>true</literal> if a string ends with the characters
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
99 of a specified string, otherwise <literal>false</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
100 The optional <literal>length</literal> parameter is the the length of string.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
101 If omitted, the default value is the length of the string.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
102 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
103 >> 'abc'.endsWith('abc')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
104 true
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
105 >> 'abca'.endsWith('abc')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
106 false
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
107 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
108 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
109
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
110 <tag-name><literal>String.prototype.fromBytes(<value>start</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
111 <value>end</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
112 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
113 (njs specific) Returns a new Unicode string from a byte string
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
114 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
115 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
116
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
117 <tag-name><literal>String.prototype.fromUTF8(<value>start</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
118 <value>end</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
119 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
120 (njs specific) Converts a byte string containing a valid UTF8 string
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
121 into a Unicode string,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
122 otherwise <literal>null</literal> is returned.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
123 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
124
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
125 <tag-name><literal>String.prototype.includes(<value>searchString</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
126 <value>position</value>]))</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
127 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
128 Returns <literal>true</literal> if a string is found within another string,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
129 otherwise <literal>false</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
130 The optional <literal>position</literal> parameter is the position
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
131 within the string at which to begin search for <literal>searchString</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
132 Default value is 0.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
133 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
134 >> 'abc'.includes('bc')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
135 true
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
136 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
137 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
138
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
139 <tag-name><literal>String.prototype.indexOf(<value>searchString</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
140 <value>fromIndex</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
141 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
142 Returns the position of the first occurrence
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
143 of the <literal>searchString</literal>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
144 The search is started at <literal>fromIndex</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
145 Returns <value>-1</value> if the value is not found.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
146 The <literal>fromIndex</literal> is an integer,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
147 default value is 0.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
148 If <literal>fromIndex</literal> is lower than 0
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
149 or greater than
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
150 <link id="string_length">String.prototype.length</link><value></value>,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
151 the search starts at index <value>0</value> and
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
152 <value>String.prototype.length</value>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
153 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
154 >> 'abcdef'.indexOf('de', 2)
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
155 3
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
156 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
157 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
158
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
159 <tag-name><literal>String.prototype.lastIndexOf(<value>searchString</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
160 <value>fromIndex</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
161 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
162 Returns the position of the last occurrence
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
163 of the <literal>searchString</literal>,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
164 searching backwards from <literal>fromIndex</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
165 Returns <value>-1</value> if the value is not found.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
166 If <literal>searchString</literal> is empty,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
167 then <literal>fromIndex</literal> is returned.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
168 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
169 >> "nginx".lastIndexOf("gi")
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
170 1
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
171 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
172 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
173
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
174 <tag-name id="string_length"><literal>String.prototype.length</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
175 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
176 Returns the length of the string.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
177 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
178 >> 'αβγδ'.length
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
179 4
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
180 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
181 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
182
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
183 <tag-name><literal>String.prototype.match([<value>regexp</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
184 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
185 Matches a string against a <literal>regexp</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
186 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
187 >> 'nginx'.match( /ng/i )
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
188 ng
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
189 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
190 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
191
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
192 <tag-name><literal>String.prototype.repeat(<value>number</value>)</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
193 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
194 Returns a string
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
195 with the specified <literal>number</literal> of copies of the string.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
196 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
197 >> 'abc'.repeat(3)
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
198 abcabcabc
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
199 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
200 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
201
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
202 <tag-name><literal>String.prototype.replace([<value>regexp</value>|<value>string</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
203 <value>string</value>|<value>function</value>]])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
204 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
205 Returns a new string with matches of a pattern
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
206 (<literal>string</literal> or a <literal>regexp</literal>)
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
207 replaced by a <literal>string</literal> or a <literal>function</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
208 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
209 >> 'abcdefgh'.replace('d', 1)
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
210 abc1efgh
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
211 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
212 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
213
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
214 <tag-name><literal>String.prototype.search([<value>regexp</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
215 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
216 Searches for a string using a <literal>regexp</literal>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
217 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
218 >> 'abcdefgh'.search('def')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
219 3
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
220 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
221 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
222
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
223 <tag-name><literal>String.prototype.slice(<value>start</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
224 <value>end</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
225 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
226 Returns a new string containing a part of an
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
227 original string between <literal>start</literal>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
228 and <literal>end</literal> or
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
229 from <literal>start</literal> to the end of the string.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
230 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
231 >> 'abcdefghijklmno'.slice(NaN, 5)
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
232 abcde
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
233 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
234 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
235
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
236 <tag-name><literal>String.prototype.startsWith(<value>searchString</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
237 <value>position</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
238 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
239 Returns <literal>true</literal> if a string begins with the characters
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
240 of a specified string, otherwise <literal>false</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
241 The optional <literal>position</literal> parameter is the position
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
242 in this string at which to begin search for <literal>searchString</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
243 Default value is 0.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
244 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
245 >> 'abc'.startsWith('abc')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
246 true
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
247 > 'aabc'.startsWith('abc')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
248 false
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
249 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
250 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
251
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
252 <tag-name><literal>String.prototype.substr(<value>start</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
253 <value>length</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
254 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
255 Returns the part of the string of the specified <literal>length</literal>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
256 from <literal>start</literal>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
257 or from <literal>start</literal> to the end of the string.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
258 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
259 >> 'abcdefghijklmno'.substr(3, 5)
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
260 defgh
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
261 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
262 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
263
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
264 <tag-name><literal>String.prototype.substring(<value>start</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
265 <value>end</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
266 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
267 Returns the part of the string between
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
268 <literal>start</literal> and <literal>end</literal> or
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
269 from <literal>start</literal> to the end of the string.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
270 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
271 >> 'abcdefghijklmno'.substring(3, 5)
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
272 de
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
273 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
274 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
275
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
276 <tag-name id="string_tobytes"><literal>String.prototype.toBytes(start[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
277 end])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
278 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
279 (njs specific) Serializes a Unicode string to a byte string.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
280 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
281 found in the string.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
282 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
283
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
284 <tag-name><literal>String.prototype.toLowerCase()</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
285 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
286 Converts a string to lower case.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
287 The method supports only simple Unicode folding.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
288 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
289 >> 'ΑΒΓΔ'.toLowerCase()
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
290 αβγδ
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
291 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
292 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
293
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
294 <tag-name><literal>String.prototype.toString([<value>encoding</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
295 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
296 <para>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
297 If no <literal>encoding</literal> is specified,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
298 returns a specified Unicode string or byte string as in ECMAScript.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
299 </para>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
300
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
301 <para>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
302 (njs specific) If <literal>encoding</literal> is specified,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
303 encodes a <link id="string_tobytes">byte string</link> to
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
304 <literal>hex</literal>,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
305 <literal>base64</literal>, or
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
306 <literal>base64url</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
307 </para>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
308 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
309 >> 'αβγδ'.toUTF8().toString('base64url')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
310 zrHOss6zzrQ
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
311 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
312 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
313
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
314 <tag-name><literal>String.prototype.toUpperCase()</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
315 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
316 Converts a string to upper case.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
317 The method supports only simple Unicode folding.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
318 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
319 >> 'αβγδ'.toUpperCase()
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
320 ΑΒΓΔ
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
321 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
322 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
323
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
324 <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
325 <value>end</value>])</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
326 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
327 (njs specific) Serializes a Unicode string
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
328 to a byte string using UTF8 encoding.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
329 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
330 >> 'αβγδ'.toUTF8().length
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
331 8
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
332 >> 'αβγδ'.length
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
333 4
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
334 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
335 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
336
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
337 <tag-name><literal>String.prototype.trim()</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
338 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
339 Removes whitespaces from both ends of a string.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
340 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
341 >> ' abc '.trim()
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
342 abc
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
343 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
344 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
345
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
346 <tag-name><literal>String.prototype.split(([<value>string</value>|<value>regexp</value>[,
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
347 <value>limit</value>]]))</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
348 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
349 Returns match of a string against a <literal>regexp</literal>.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
350 The optional <literal>limit</literal> parameter is an integer that specifies
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
351 a limit on the number of splits to be found.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
352 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
353 >> 'abc'.split('')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
354 a,b,c
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
355 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
356 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
357
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
358 <tag-name id="encodeuri"><literal>encodeURI(<value>URI</value>)</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
359 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
360 encodes a URI by replacing each instance of certain characters by
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
361 one, two, three, or four escape sequences
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
362 representing the UTF-8 encoding of the character
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
363 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
364 >> encodeURI('012αβγδ')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
365 012%CE%B1%CE%B2%CE%B3%CE%B4
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
366 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
367 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
368
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
369 <tag-name><literal>encodeURIComponent(<value>encodedURIString</value>)</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
370 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
371 Encodes a URI by replacing each instance of certain characters
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
372 by one, two, three, or four escape sequences
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
373 representing the UTF-8 encoding of the character.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
374 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
375 >> encodeURIComponent('[@?=')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
376 %5B%40%3F%3D
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
377 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
378 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
379
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
380 <tag-name><literal>decodeURI(<value>encodedURI</value>)</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
381 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
382 Decodes a previously <link id="encodeuri">encoded</link> URI.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
383 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
384 >> decodeURI('012%CE%B1%CE%B2%CE%B3%CE%B4')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
385 012αβγδ
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
386 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
387 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
388
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
389 <tag-name><literal>decodeURIComponent(<value>decodedURIString</value>)</literal></tag-name>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
390 <tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
391 Decodes an encoded component of a previously encoded URI.
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
392 <example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
393 >> decodeURIComponent('%5B%40%3F%3D')
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
394 [@?=
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
395 </example>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
396 </tag-desc>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
397
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
398 </list>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
399 </para>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
400
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
401 </section>
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
402
8e2b3aadc3ce Added njs String object.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2183
diff changeset
403
2176
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
404 <section id="core_json" name="JSON">
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
405
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
406 <para>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
407 The <literal>JSON</literal> object (ES 5.1) provides functions
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
408 to convert njs values to and from JSON format.
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
409 <list type="tag">
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
410
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
411 <tag-name><literal>JSON.parse(<value>string</value>[,
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
412 <value>reviver</value>])</literal></tag-name>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
413 <tag-desc>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
414 Converts a <literal>string</literal> that represents JSON data
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
415 into an njs object (<literal>{...}</literal>) or
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
416 array (<literal>[...]</literal>).
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
417 The optional <literal>reviver</literal> parameter is a function (key, value)
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
418 that will be called for each (key,value) pair and can transform the value.
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
419 </tag-desc>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
420
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
421 <tag-name><literal>JSON.stringify(<value>value</value>[,
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
422 <value>replacer</value>] [, <value>space</value>])</literal></tag-name>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
423 <tag-desc>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
424 Converts an njs object back to JSON.
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
425 The obligatory <literal>value</literal> parameter is generally a JSON
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
426 <literal>object</literal> or <literal>array</literal> that will be converted.
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
427 If the value has a <literal>toJSON()</literal> method,
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
428 it defines how the object will be serialized.
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
429 The optional <literal>replacer</literal> parameter is
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
430 a <literal>function</literal> or <literal>array</literal>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
431 that transforms results.
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
432 The optional <literal>space</literal> parameter is
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
433 a <literal>string</literal> or <literal>number</literal>.
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
434 If it is a <literal>number</literal>,
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
435 it indicates the number of white spaces placed before a result
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
436 (no more than 10).
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
437 If it is a <literal>string</literal>,
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
438 it is used as a white space (or first 10 characters of it).
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
439 If omitted or is <literal>null</literal>, no white space is used.
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
440 </tag-desc>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
441 </list>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
442 </para>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
443
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
444 <para>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
445 <example>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
446 >> var json = JSON.parse('{"a":1, "b":true}')
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
447 >> json.a
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
448 1
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
449
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
450 >> JSON.stringify(json)
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
451 {"a":1,"b":true}
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
452
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
453 >> JSON.stringify(json, undefined, 1)
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
454 {
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
455 "a": 1,
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
456 "b": true
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
457 }
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
458
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
459 >> JSON.stringify({ x: [10, undefined, function(){}] })
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
460 {"x":[10,null,null]}
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
461
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
462 >> JSON.stringify({"a":1, "toJSON": function() {return "xxx"}})
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
463 "xxx"
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
464
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
465 # Example with function replacer
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
466
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
467 >> function replacer(key, value) {return (typeof value === 'string') ? undefined : value}
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
468 >>JSON.stringify({a:1, b:"b", c:true}, replacer)
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
469 {"a":1,"c":true}
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
470 </example>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
471 </para>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
472
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
473 </section>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
474
2177
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
475
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
476 <section id="crypto" name="Crypto">
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
477
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
478 <para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
479 The Crypto module provides cryptographic functionality support.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
480 The Crypto module object is returned by <literal>require('crypto')</literal>.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
481 </para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
482
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
483 <para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
484 <list type="tag">
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
485
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
486 <tag-name><literal>crypto.createHash(<value>algorithm</value>)</literal></tag-name>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
487 <tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
488 Creates and returns a <link id="crypto_hash">Hash</link> object
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
489 that can be used to generate hash digests
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
490 using the given <value>algorithm</value>.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
491 The algorighm can be
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
492 <literal>md5</literal>,
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
493 <literal>sha1</literal>, and
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
494 <literal>sha256</literal>.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
495 </tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
496
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
497 <tag-name><literal>crypto.createHmac(<value>algorithm</value>,
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
498 <value>secret key</value>)</literal></tag-name>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
499 <tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
500 Creates and returns an <link id="crypto_hmac">HMAC</link> object
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
501 that uses the given <value>algorithm</value> and <value>secret key</value>.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
502 The algorighm can be
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
503 <literal>md5</literal>,
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
504 <literal>sha1</literal>, and
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
505 <literal>sha256</literal>.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
506 </tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
507
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
508 </list>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
509 </para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
510
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
511
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
512 <section id="crypto_hash" name="Hash">
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
513
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
514 <para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
515 <list type="tag">
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
516
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
517 <tag-name><literal>hash.update(<value>data</value>)</literal></tag-name>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
518 <tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
519 Updates the hash content with the given <value>data</value>.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
520 </tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
521
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
522 <tag-name><literal>hash.digest([<value>encoding</value>])</literal></tag-name>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
523 <tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
524 Calculates the digest of all of the data passed using
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
525 <literal>hash.update()</literal>.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
526 The encoding can be
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
527 <literal>hex</literal>,
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
528 <literal>base64</literal>, and
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
529 <literal>base64url</literal>.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
530 If encoding is not provided, a byte string is returned.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
531 </tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
532
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
533 </list>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
534 </para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
535
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
536 <para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
537 <example>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
538 >> var cr = require('crypto')
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
539 undefined
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
540
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
541 >> cr.createHash('sha1').update('A').update('B').digest('base64url')
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
542 BtlFlCqiamG-GMPiK_GbvKjdK10
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
543 </example>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
544 </para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
545
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
546 </section>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
547
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
548
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
549 <section id="crypto_hmac" name="HMAC">
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
550
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
551 <para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
552 <list type="tag">
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
553
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
554 <tag-name><literal>hmac.update(<value>data</value>)</literal></tag-name>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
555 <tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
556 Updates the HMAC content with the given <value>data</value>.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
557 </tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
558
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
559 <tag-name><literal>hmac.digest([<value>encoding</value>])</literal></tag-name>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
560 <tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
561 Calculates the HMAC digest of all of the data passed using
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
562 <literal>hmac.update()</literal>.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
563 The encoding can be
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
564 <literal>hex</literal>,
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
565 <literal>base64</literal>, and
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
566 <literal>base64url</literal>.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
567 If encoding is not provided, a byte string is returned.
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
568 </tag-desc>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
569 </list>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
570 </para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
571
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
572 <para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
573 <example>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
574 >> var cr = require('crypto')
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
575 undefined
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
576
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
577 >> cr.createHmac('sha1', 'secret.key').update('AB').digest('base64url')
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
578 Oglm93xn23_MkiaEq_e9u8zk374
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
579 </example>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
580 </para>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
581
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
582 </section>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
583
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
584 </section>
79297494d291 Added njs Crypto API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2176
diff changeset
585
2203
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
586 <section id="njs_api_timers" name="Timers">
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
587
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
588 <para>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
589
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
590 <list type="tag">
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
591
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
592 <tag-name id="cleartimeout"><literal>clearTimeout(<value>timeout</value>)</literal></tag-name>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
593 <tag-desc>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
594 Cancels a <literal>timeout</literal> object
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
595 created by <link id="settimeout">setTimeout()</link>.
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
596 </tag-desc>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
597
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
598 <tag-name id="settimeout"><literal>setTimeout(<value>function</value>,
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
599 <value>ms</value>[, <value>arg1</value>, <value>argN</value>])</literal></tag-name>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
600 <tag-desc>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
601 Calls a <literal>function</literal>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
602 after a specified number of <literal>milliseconds</literal>.
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
603 One or more optional <literal>arguments</literal>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
604 can be passed to the specified function.
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
605 Returns a <literal>timeout</literal> object.
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
606 <example>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
607 function handler(v)
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
608 {
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
609 // ...
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
610 }
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
611
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
612 t = setTimeout(handler, 12);
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
613
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
614 // ...
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
615
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
616 clearTimeout(t);
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
617 </example>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
618 </tag-desc>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
619
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
620 </list>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
621 </para>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
622
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
623 </section>
56a8cfb422ae Added setTimeout and clearTimeout for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2202
diff changeset
624
2176
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
625 </section>
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
626
95b406f1f347 Added njs JSON API.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2175
diff changeset
627
2202
b91e766acbd4 Updated HTTP request and stream session sections for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2201
diff changeset
628 <section id="http" name="HTTP Request">
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
629
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
630 <para>
2202
b91e766acbd4 Updated HTTP request and stream session sections for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2201
diff changeset
631 The HTTP request object is available only in the
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
632 <link doc="../http/ngx_http_js_module.xml">ngx_http_js_module</link> module.
2202
b91e766acbd4 Updated HTTP request and stream session sections for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2201
diff changeset
633 All string properties of the object are <link id="string">byte strings</link>.
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
634
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
635 <list type="tag">
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
636
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
637 <tag-name><literal>r.args{}</literal></tag-name>
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
638 <tag-desc>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
639 request arguments object, read-only
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
640 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
641
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
642 <tag-name><literal>r.error(<value>string</value>)</literal></tag-name>
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
643 <tag-desc>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
644 writes a <literal>string</literal> to the error log
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
645 on the <literal>error</literal> level of logging
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
646 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
647
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
648 <tag-name><literal>r.finish()</literal></tag-name>
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
649 <tag-desc>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
650 finishes sending a response to the client
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
651 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
652
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
653 <tag-name><literal>r.headersIn{}</literal></tag-name>
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
654 <tag-desc>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
655 incoming headers object, read-only.
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
656 <para>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
657 For example, the <literal>Header-Name</literal> header
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
658 can be accessed with the syntax <literal>headers['Header-Name']</literal>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
659 or <literal>headers.Header_name</literal>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
660 </para>
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
661 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
662
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
663 <tag-name><literal>r.headersOut{}</literal></tag-name>
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
664 <tag-desc>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
665 outgoing headers object, writable.
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
666 <para>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
667 For example, the <literal>Header-Name</literal> header
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
668 can be accessed with the syntax <literal>headers['Header-Name']</literal>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
669 or <literal>headers.Header_name</literal>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
670 </para>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
671 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
672
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
673 <tag-name><literal>r.httpVersion</literal></tag-name>
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
674 <tag-desc>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
675 HTTP version, read-only
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
676 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
677
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
678 <tag-name><literal>r.log(<value>string</value>)</literal></tag-name>
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
679 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
680 writes a <literal>string</literal> to the error log
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
681 on the <literal>info</literal> level of logging
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
682 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
683
2183
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
684 <tag-name id="r_internal_redirect"><literal>r.internalRedirect(<value>uri</value>)</literal></tag-name>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
685 <tag-desc>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
686 performs an internal redirect to the specified <literal>uri</literal>.
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
687 If the uri starts with the “<literal>@</literal>” prefix,
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
688 it is considered a named location.
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
689 </tag-desc>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
690
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
691 <tag-name><literal>r.method</literal></tag-name>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
692 <tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
693 HTTP method, read-only
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
694 </tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
695
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
696 <tag-name><literal>r.parent</literal></tag-name>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
697 <tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
698 references the parent request object
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
699 </tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
700
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
701 <tag-name><literal>r.remoteAddress</literal></tag-name>
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
702 <tag-desc>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
703 client address, read-only
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
704 </tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
705
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
706 <tag-name><literal>r.requestBody</literal></tag-name>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
707 <tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
708 holds the request body, read-only
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
709 </tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
710
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
711 <tag-name><literal>r.responseBody</literal></tag-name>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
712 <tag-desc>
2198
bb2c6b63cb9a Documented r.responseBody size in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2189
diff changeset
713 holds the <link id="subrequest">subrequest</link> response body, read-only.
bb2c6b63cb9a Documented r.responseBody size in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2189
diff changeset
714 The size of <literal>r.responseBody</literal> is limited by the
bb2c6b63cb9a Documented r.responseBody size in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2189
diff changeset
715 <link doc="../http/ngx_http_core_module.xml" id="subrequest_output_buffer_size"/>
bb2c6b63cb9a Documented r.responseBody size in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2189
diff changeset
716 directive.
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
717 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
718
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
719 <tag-name><literal>r.return(status[, string])</literal></tag-name>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
720 <tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
721 sends the entire response
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
722 with the specified <literal>status</literal> to the client
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
723 <para>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
724 It is possible to specify either a redirect URL
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
725 (for codes 301, 302, 303, 307, and 308)
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
726 or the response body text (for other codes) as the second argument
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
727 </para>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
728 </tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
729
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
730 <tag-name><literal>r.send(<value>string</value>)</literal></tag-name>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
731 <tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
732 sends a part of the response body to the client
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
733 </tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
734
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
735 <tag-name><literal>r.sendHeader()</literal></tag-name>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
736 <tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
737 sends the HTTP headers to the client
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
738 </tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
739
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
740 <tag-name><literal>r.status</literal></tag-name>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
741 <tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
742 status, writable
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
743 </tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
744
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
745 <tag-name><literal>r.variables{}</literal></tag-name>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
746 <tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
747 nginx variables object, read-only
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
748 </tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
749
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
750 <tag-name><literal>r.warn(<value>string</value>)</literal></tag-name>
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
751 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
752 writes a <literal>string</literal> to the error log
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
753 on the <literal>warning</literal> level of logging
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
754 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
755
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
756 <tag-name><literal>r.uri</literal></tag-name>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
757 <tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
758 current URI, read-only
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
759 </tag-desc>
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
760
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
761 <tag-name id="subrequest"><literal>r.subrequest(<value>uri</value>[,
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
762 <value>options</value>[, <value>callback</value>]])</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
763 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
764 creates a subrequest with the given <literal>uri</literal> and
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
765 <literal>options</literal>, and installs
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
766 an optional completion <literal>callback</literal>.
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
767
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
768 <para>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
769 If <literal>options</literal> is a string, then it
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
770 holds the subrequest arguments string.
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
771 Otherwise, <literal>options</literal> is expected to be
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
772 an object with the following keys:
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
773
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
774 <list type="tag">
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
775 <tag-name><literal>args</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
776 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
777 arguments string
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
778 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
779
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
780 <tag-name><literal>body</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
781 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
782 request body
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
783 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
784
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
785 <tag-name><literal>method</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
786 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
787 HTTP method
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
788 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
789
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
790 </list>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
791 </para>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
792
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
793 <para>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
794 The completion <literal>callback</literal> receives
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
795 a subrequest response object with methods and properties
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
796 identical to the parent request object.
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
797 </para>
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
798 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
799
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
800 </list>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
801 </para>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
802
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
803 </section>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
804
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
805
2202
b91e766acbd4 Updated HTTP request and stream session sections for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2201
diff changeset
806 <section id="stream" name="Stream Session">
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
807
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
808 <para>
2202
b91e766acbd4 Updated HTTP request and stream session sections for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2201
diff changeset
809 The stream session object is available only in the
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
810 <link doc="../stream/ngx_stream_js_module.xml">ngx_stream_js_module</link>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
811 module.
2202
b91e766acbd4 Updated HTTP request and stream session sections for njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2201
diff changeset
812 All string properties of the object are <link id="string">byte strings</link>.
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
813
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
814 <list type="tag">
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
815
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
816 <tag-name><literal>s.remoteAddress</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
817 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
818 client address, read-only
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
819 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
820
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
821 <tag-name><literal>s.eof</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
822 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
823 a boolean read-only property, true if the current buffer is the last buffer
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
824 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
825
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
826 <tag-name><literal>s.fromUpstream</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
827 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
828 a boolean read-only property,
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
829 true if the current buffer is from the upstream server to the client
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
830 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
831
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
832 <tag-name><literal>s.buffer</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
833 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
834 the current buffer, writable
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
835 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
836
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
837 <tag-name><literal>s.variables{}</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
838 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
839 nginx variables object, read-only
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
840 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
841
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
842 <tag-name><literal>s.OK</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
843 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
844 the <literal>OK</literal> return code
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
845 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
846
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
847 <tag-name><literal>s.DECLINED</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
848 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
849 the <literal>DECLINED</literal> return code
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
850 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
851
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
852 <tag-name><literal>s.AGAIN</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
853 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
854 the <literal>AGAIN</literal> return code
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
855 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
856
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
857 <tag-name><literal>s.ERROR</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
858 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
859 the <literal>ERROR</literal> return code
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
860 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
861
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
862 <tag-name><literal>s.ABORT</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
863 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
864 the <literal>ABORT</literal> return code
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
865 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
866
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
867 <tag-name><literal>s.log(<value>string</value>)</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
868 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
869 writes a sent <value>string</value> to the error log
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
870 on the <literal>info</literal> level of logging
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
871 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
872
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
873 <tag-name><literal>s.warn(<value>string</value>)</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
874 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
875 writes a sent <literal>string</literal> to the error log
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
876 on the <literal>warning</literal> level of logging
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
877 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
878
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
879 <tag-name><literal>s.error(<value>string</value>)</literal></tag-name>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
880 <tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
881 writes a sent <literal>string</literal> to the error log
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
882 on the <literal>error</literal> level of logging
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
883 </tag-desc>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
884
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
885 </list>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
886 </para>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
887
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
888 </section>
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
889
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
890
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
891 <section id="example" name="Examples">
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
892
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
893
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
894 <section id="example_urldecode" name="URL Decoding">
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
895
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
896 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
897 <example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
898 js_include urldecode.js;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
899
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
900 js_set $decoded_foo decoded_foo;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
901 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
902 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
903
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
904 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
905 The <path>urldecode.js</path> file:
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
906 <example>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
907 function decoded_foo(r) {
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
908 return decodeURIComponent(r.args.foo);
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
909 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
910 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
911 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
912
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
913 </section>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
914
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
915
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
916 <section id="example_urlencode" name="URL Encoding">
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
917
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
918 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
919 <example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
920 js_include urlencode.js;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
921
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
922 js_set $encoded_foo encoded_foo;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
923 ...
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
924
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
925 location / {
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
926 proxy_pass http://example.com?foo=$encoded_foo;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
927 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
928 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
929 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
930
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
931 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
932 The <path>urlencode.js</path> file:
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
933 <example>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
934 function encoded_foo(r) {
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
935 return encodeURIComponent('foo &amp; bar?');
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
936 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
937 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
938 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
939
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
940 </section>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
941
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
942
2183
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
943 <section id="example_internal_redirect" name="Internal Redirect">
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
944
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
945 <para>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
946 <example>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
947 js_include redirect.js;
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
948
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
949 location /redirect {
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
950 js_content redirect;
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
951 }
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
952
2201
85c8fecd7309 Corrected njs example.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2198
diff changeset
953 location @named {
2183
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
954 return 200 named;
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
955 }
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
956 </example>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
957 </para>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
958
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
959 <para>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
960 The <path>redirect.js</path> file:
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
961 <example>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
962 function redirect(r) {
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
963 r.internalRedirect('@named');
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
964 }
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
965 </example>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
966 </para>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
967
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
968 </section>
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
969
97526b8346f4 Added r.internalRedirect and its example in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2182
diff changeset
970
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
971 <section id="example_fast_response" name="Returning Fastest Response from Proxy">
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
972
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
973 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
974 <example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
975 js_include fastresponse.js;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
976
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
977 location /start {
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
978 js_content content;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
979 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
980
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
981 location /foo {
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
982 proxy_pass http://backend1;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
983 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
984
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
985 location /bar {
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
986 proxy_pass http://backend2;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
987 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
988 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
989 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
990
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
991 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
992 The <path>fastresponse.js</path> file:
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
993 <example>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
994 function content(r) {
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
995 var n = 0;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
996
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
997 function done(res) {
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
998 if (n++ == 0) {
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
999 r.return(res.status, res.responseBody);
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1000 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1001 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1002
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1003 r.subrequest('/foo', r.variables.args, done);
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1004 r.subrequest('/bar', r.variables.args, done);
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1005 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1006 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1007 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1008
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1009 </section>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1010
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1011
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1012 <section id="example_jwt" name="Creating HS JWT">
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1013
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1014 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1015 <example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1016 js_include hs_jwt.js;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1017
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1018 js_set $jwt jwt;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1019 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1020 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1021
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1022 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1023 The <path>hs_jwt.js</path> file:
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1024 <example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1025 function create_hs256_jwt(claims, key, valid) {
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1026 var header = { "typ" : "JWT", "alg" : "HS256", "exp" : Date.now() + valid };
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1027
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1028 var s = JSON.stringify(header).toBytes().toString('base64url') + '.'
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1029 + JSON.stringify(claims).toBytes().toString('base64url');
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1030
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1031 var h = require('crypto').createHmac('sha256', key);
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1032
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1033 return s + '.' + h.update(s).digest().toString('base64url');
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1034 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1035
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1036 function jwt(r) {
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1037 var claims = {
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1038 "iss" : "nginx",
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1039 "sub" : "alice",
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1040 "foo" : 123,
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1041 "bar" : "qq",
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1042 "zyx" : false
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1043 };
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1044
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1045 return create_hs256_jwt(claims, 'foo', 600);
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1046 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1047 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1048 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1049
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1050 </section>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1051
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1052
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1053 <section id="example_subrequest" name="Accessing API from a Subrequest">
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1054
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1055 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1056 <example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1057 js_include subrequest.js;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1058
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1059 keyval_zone zone=foo:10m;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1060 ...
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1061
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1062 location /keyval {
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1063 js_content set_keyval;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1064 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1065
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1066 location /version {
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1067 js_content version;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1068 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1069
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1070 location /api {
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1071 api write=on;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1072 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1073 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1074 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1075
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1076 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1077 The <path>subrequest.js</path> file:
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1078 <example>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1079 function set_keyval(r) {
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1080 r.subrequest('/api/3/http/keyvals/foo',
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1081 { method: 'POST',
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1082 body: JSON.stringify({ foo: 789, bar: "ss dd 00" })},
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1083
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1084 function(res) {
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1085 if (res.status >= 300) {
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1086 r.return(res.status, res.responseBody);
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1087 return;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1088 }
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1089 r.return(500);
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1090 });
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1091 }
2189
23cfb62121d1 Mentioned byte strings for njs HTTP and stream objects.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2186
diff changeset
1092
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1093 function version(r) {
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1094 r.subrequest('/api/3/nginx', { method: 'GET' }, function(res) {
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1095 if (res.status != 200) {
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1096 r.return(res.status);
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1097 return;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1098 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1099
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1100 var json = JSON.parse(res.responseBody);
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1101 r.return(200, json.version);
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1102 });
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1103 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1104 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1105 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1106
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1107 </section>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1108
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1109
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1110 <section id="example_secure_link" name="Creating secure_link Hash">
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1111
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1112 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1113 <example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1114 js_include hash.js;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1115
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1116 js_set $new_foo create_secure_link;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1117 ...
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1118
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1119 location / {
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1120 secure_link $cookie_foo;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1121 secure_link_md5 "$uri mykey";
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1122 ...
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1123 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1124
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1125 location @login {
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1126 add_header Set-Cookie "foo=$new_foo; Max-Age=60";
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1127 return 302 /;
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1128 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1129 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1130 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1131
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1132 <para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1133 The <path>hash.js</path> file:
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1134 <example>
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1135 function create_secure_link(r) {
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1136 return require('crypto').createHash('md5')
2182
7865ca0da0ab Merged HTTP request,response, and reply in njs.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2178
diff changeset
1137 .update(r.uri).update(" mykey")
2178
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1138 .digest('base64url');
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1139 }
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1140 </example>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1141 </para>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1142
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1143 </section>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1144
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1145 </section>
cb431c861670 Added njs examples.
Yaroslav Zhuravlev <yar@nginx.com>
parents: 2177
diff changeset
1146
2175
cd4889fdcfa4 Moved njs HTTP and Stream API to a separate page.
Yaroslav Zhuravlev <yar@nginx.com>
parents:
diff changeset
1147 </article>