Mercurial > hg > nginx-site
comparison xml/en/docs/http/ngx_http_map_module.xml @ 1868:c6b5826b64f7
Documented the "volatile" parameter of the "map" directive.
author | Yaroslav Zhuravlev <yar@nginx.com> |
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date | Tue, 20 Dec 2016 22:53:03 +0300 |
parents | 5ee34b8faa79 |
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1867:e42f6c54ea5f | 1868:c6b5826b64f7 |
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8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> | 8 <!DOCTYPE module SYSTEM "../../../../dtd/module.dtd"> |
9 | 9 |
10 <module name="Module ngx_http_map_module" | 10 <module name="Module ngx_http_map_module" |
11 link="/en/docs/http/ngx_http_map_module.html" | 11 link="/en/docs/http/ngx_http_map_module.html" |
12 lang="en" | 12 lang="en" |
13 rev="4"> | 13 rev="5"> |
14 | 14 |
15 <section id="summary"> | 15 <section id="summary"> |
16 | 16 |
17 <para> | 17 <para> |
18 The <literal>ngx_http_map_module</literal> module creates variables | 18 The <literal>ngx_http_map_module</literal> module creates variables |
107 The resulting value can contain text, | 107 The resulting value can contain text, |
108 variable (0.9.0), and their combination (1.11.0). | 108 variable (0.9.0), and their combination (1.11.0). |
109 </para> | 109 </para> |
110 | 110 |
111 <para> | 111 <para> |
112 The directive also supports three special parameters: | 112 The following special parameters are also supported: |
113 <list type="tag"> | 113 <list type="tag"> |
114 <tag-name><literal>default</literal> <value>value</value></tag-name> | 114 <tag-name><literal>default</literal> <value>value</value></tag-name> |
115 <tag-desc> | 115 <tag-desc> |
116 sets the resulting value if the source value matches none | 116 sets the resulting value if the source value matches none |
117 of the specified variants. | 117 of the specified variants. |
142 <tag-desc> | 142 <tag-desc> |
143 includes a file with values. | 143 includes a file with values. |
144 There can be several inclusions. | 144 There can be several inclusions. |
145 </tag-desc> | 145 </tag-desc> |
146 | 146 |
147 <tag-name id="volatile"><literal>volatile</literal></tag-name> | |
148 <tag-desc> | |
149 indicates that the variable is not cacheable (1.11.7). | |
150 </tag-desc> | |
151 | |
147 </list> | 152 </list> |
148 </para> | 153 </para> |
149 | 154 |
150 <para> | 155 <para> |
151 If the source value matches more than one of the specified variants, | 156 If the source value matches more than one of the specified variants, |