github.com/krum110487/go-htaccess@v0.0.0-20240316004156-60641c8e7598/tests/data/apache_2_2_34/manual/mod/mod_version.html.en (about) 1 <?xml version="1.0" encoding="ISO-8859-1"?> 2 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> 3 <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"><head> 4 <meta content="text/html; charset=ISO-8859-1" http-equiv="Content-Type" /> 5 <!-- 6 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX 7 This file is generated from xml source: DO NOT EDIT 8 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX 9 --> 10 <title>mod_version - Apache HTTP Server Version 2.2</title> 11 <link href="../style/css/manual.css" rel="stylesheet" media="all" type="text/css" title="Main stylesheet" /> 12 <link href="../style/css/manual-loose-100pc.css" rel="alternate stylesheet" media="all" type="text/css" title="No Sidebar - Default font size" /> 13 <link href="../style/css/manual-print.css" rel="stylesheet" media="print" type="text/css" /><link rel="stylesheet" type="text/css" href="../style/css/prettify.css" /> 14 <script src="../style/scripts/prettify.min.js" type="text/javascript"> 15 </script> 16 17 <link href="../images/favicon.ico" rel="shortcut icon" /><link href="http://httpd.apache.org/docs/current/mod/mod_version.html" rel="canonical" /></head> 18 <body> 19 <div id="page-header"> 20 <p class="menu"><a href="../mod/">Modules</a> | <a href="../mod/directives.html">Directives</a> | <a href="http://wiki.apache.org/httpd/FAQ">FAQ</a> | <a href="../glossary.html">Glossary</a> | <a href="../sitemap.html">Sitemap</a></p> 21 <p class="apache">Apache HTTP Server Version 2.2</p> 22 <img alt="" src="../images/feather.gif" /></div> 23 <div class="up"><a href="./"><img title="<-" alt="<-" src="../images/left.gif" /></a></div> 24 <div id="path"> 25 <a href="http://www.apache.org/">Apache</a> > <a href="http://httpd.apache.org/">HTTP Server</a> > <a href="http://httpd.apache.org/docs/">Documentation</a> > <a href="../">Version 2.2</a> > <a href="./">Modules</a></div> 26 <div id="page-content"> 27 <div class="retired"><h4>Please note</h4> 28 <p> This document refers to a legacy release (<strong>2.2</strong>) of Apache httpd. The active release (<strong>2.4</strong>) is documented <a href="http://httpd.apache.org/docs/current">here</a>. If you have not already upgraded, please follow <a href="http://httpd.apache.org/docs/current/upgrading.html">this link</a> for more information.</p> 29 <p>You may follow <a href="http://httpd.apache.org/docs/current/mod/mod_version.html">this link</a> to go to the current version of this document.</p></div><div id="preamble"><h1>Apache Module mod_version</h1> 30 <div class="toplang"> 31 <p><span>Available Languages: </span><a href="../en/mod/mod_version.html" title="English"> en </a> | 32 <a href="../ja/mod/mod_version.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> | 33 <a href="../ko/mod/mod_version.html" hreflang="ko" rel="alternate" title="Korean"> ko </a></p> 34 </div> 35 <table class="module"><tr><th><a href="module-dict.html#Description">Description:</a></th><td>Version dependent configuration</td></tr> 36 <tr><th><a href="module-dict.html#Status">Status:</a></th><td>Extension</td></tr> 37 <tr><th><a href="module-dict.html#ModuleIdentifier">Module Identifier:</a></th><td>version_module</td></tr> 38 <tr><th><a href="module-dict.html#SourceFile">Source File:</a></th><td>mod_version.c</td></tr> 39 <tr><th><a href="module-dict.html#Compatibility">Compatibility:</a></th><td>Available in version 2.0.56 and later</td></tr></table> 40 <h3>Summary</h3> 41 42 <p>This module is designed for the use in test suites and large 43 networks which have to deal with different httpd versions and 44 different configurations. It provides a new container -- <code class="directive"><a href="#ifversion"><IfVersion></a></code>, which 45 allows a flexible version checking including numeric comparisons and 46 regular expressions.</p> 47 48 <div class="example"><h3>Examples</h3><p><code> 49 <IfVersion 2.1.0><br /> 50 <span class="indent"> 51 # current httpd version is exactly 2.1.0<br /> 52 </span> 53 </IfVersion><br /> 54 <br /> 55 <IfVersion >= 2.2><br /> 56 <span class="indent"> 57 # use really new features :-)<br /> 58 </span> 59 </IfVersion> 60 </code></p></div> 61 62 <p>See below for further possibilities.</p> 63 </div> 64 <div id="quickview"><h3 class="directives">Directives</h3> 65 <ul id="toc"> 66 <li><img alt="" src="../images/down.gif" /> <a href="#ifversion"><IfVersion></a></li> 67 </ul> 68 <ul class="seealso"><li><a href="#comments_section">Comments</a></li></ul></div> 69 70 <div class="top"><a href="#page-header"><img alt="top" src="../images/up.gif" /></a></div> 71 <div class="directive-section"><h2><a name="IfVersion" id="IfVersion"><IfVersion></a> <a name="ifversion" id="ifversion">Directive</a></h2> 72 <table class="directive"> 73 <tr><th><a href="directive-dict.html#Description">Description:</a></th><td>contains version dependent configuration</td></tr> 74 <tr><th><a href="directive-dict.html#Syntax">Syntax:</a></th><td><code><IfVersion [[!]<var>operator</var>] <var>version</var>> ... 75 </IfVersion></code></td></tr> 76 <tr><th><a href="directive-dict.html#Context">Context:</a></th><td>server config, virtual host, directory, .htaccess</td></tr> 77 <tr><th><a href="directive-dict.html#Override">Override:</a></th><td>All</td></tr> 78 <tr><th><a href="directive-dict.html#Status">Status:</a></th><td>Extension</td></tr> 79 <tr><th><a href="directive-dict.html#Module">Module:</a></th><td>mod_version</td></tr> 80 </table> 81 <p>The <code class="directive"><IfVersion></code> section encloses 82 configuration directives which are executed only if the 83 <code class="program"><a href="../programs/httpd.html">httpd</a></code> version 84 matches the desired criteria. For normal (numeric) comparisons the 85 <var>version</var> argument has the format 86 <code><var>major</var>[.<var>minor</var>[.<var>patch</var>]]</code>, e.g. 87 <code>2.1.0</code> or <code>2.2</code>. <var>minor</var> and 88 <var>patch</var> are optional. If these numbers are omitted, they are 89 assumed to be zero. The following numerical <var>operator</var>s are 90 possible:</p> 91 92 <table class="bordered"><tr class="header"><th><var>operator</var></th><th>description</th></tr> 93 <tr><td><code>=</code> or <code>==</code></td> 94 <td>httpd version is equal</td></tr> 95 <tr class="odd"><td><code>></code></td> 96 <td>httpd version is greater than</td></tr> 97 <tr><td><code>>=</code></td> 98 <td>httpd version is greater or equal</td></tr> 99 <tr class="odd"><td><code><</code></td> 100 <td>httpd version is less than</td></tr> 101 <tr><td><code><=</code></td> 102 <td>httpd version is less or equal</td></tr> 103 </table> 104 105 <div class="example"><h3>Example</h3><p><code> 106 <IfVersion >= 2.1><br /> 107 <span class="indent"> 108 # this happens only in versions greater or<br /> 109 # equal 2.1.0.<br /> 110 </span> 111 </IfVersion> 112 </code></p></div> 113 114 <p>Besides the numerical comparison it is possible to match a 115 <a class="glossarylink" href="../glossary.html#regex" title="see glossary">regular expression</a> 116 against the httpd version. There are two ways to write it:</p> 117 118 <table class="bordered"><tr class="header"><th><var>operator</var></th><th>description</th></tr> 119 <tr><td><code>=</code> or <code>==</code></td> 120 <td><var>version</var> has the form 121 <code>/<var>regex</var>/</code></td></tr> 122 <tr class="odd"><td><code>~</code></td> 123 <td><var>version</var> has the form 124 <code><var>regex</var></code></td></tr> 125 </table> 126 127 <div class="example"><h3>Example</h3><p><code> 128 <IfVersion = /^2.1.[01234]$/><br /> 129 <span class="indent"> 130 # e.g. workaround for buggy versions 131 </span> 132 </IfVersion> 133 </code></p></div> 134 135 <p>In order to reverse the meaning, all operators can be preceded by an 136 exclamation mark (<code>!</code>):</p> 137 138 <div class="example"><p><code> 139 <IfVersion !~ ^2.1.[01234]$><br /> 140 <span class="indent"> 141 # not for those versions<br /> 142 </span> 143 </IfVersion> 144 </code></p></div> 145 146 <p>If the <var>operator</var> is omitted, it is assumed to be 147 <code>=</code>.</p> 148 149 </div> 150 </div> 151 <div class="bottomlang"> 152 <p><span>Available Languages: </span><a href="../en/mod/mod_version.html" title="English"> en </a> | 153 <a href="../ja/mod/mod_version.html" hreflang="ja" rel="alternate" title="Japanese"> ja </a> | 154 <a href="../ko/mod/mod_version.html" hreflang="ko" rel="alternate" title="Korean"> ko </a></p> 155 </div><div class="top"><a href="#page-header"><img src="../images/up.gif" alt="top" /></a></div><div class="section"><h2><a id="comments_section" name="comments_section">Comments</a></h2><div class="warning"><strong>Notice:</strong><br />This is not a Q&A section. Comments placed here should be pointed towards suggestions on improving the documentation or server, and may be removed again by our moderators if they are either implemented or considered invalid/off-topic. Questions on how to manage the Apache HTTP Server should be directed at either our IRC channel, #httpd, on Freenode, or sent to our <a href="http://httpd.apache.org/lists.html">mailing lists</a>.</div> 156 <script type="text/javascript"><!--//--><![CDATA[//><!-- 157 var comments_shortname = 'httpd'; 158 var comments_identifier = 'http://httpd.apache.org/docs/2.2/mod/mod_version.html'; 159 (function(w, d) { 160 if (w.location.hostname.toLowerCase() == "httpd.apache.org") { 161 d.write('<div id="comments_thread"><\/div>'); 162 var s = d.createElement('script'); 163 s.type = 'text/javascript'; 164 s.async = true; 165 s.src = 'https://comments.apache.org/show_comments.lua?site=' + comments_shortname + '&page=' + comments_identifier; 166 (d.getElementsByTagName('head')[0] || d.getElementsByTagName('body')[0]).appendChild(s); 167 } 168 else { 169 d.write('<div id="comments_thread">Comments are disabled for this page at the moment.<\/div>'); 170 } 171 })(window, document); 172 //--><!]]></script></div><div id="footer"> 173 <p class="apache">Copyright 2017 The Apache Software Foundation.<br />Licensed under the <a href="http://www.apache.org/licenses/LICENSE-2.0">Apache License, Version 2.0</a>.</p> 174 <p class="menu"><a href="../mod/">Modules</a> | <a href="../mod/directives.html">Directives</a> | <a href="http://wiki.apache.org/httpd/FAQ">FAQ</a> | <a href="../glossary.html">Glossary</a> | <a href="../sitemap.html">Sitemap</a></p></div><script type="text/javascript"><!--//--><![CDATA[//><!-- 175 if (typeof(prettyPrint) !== 'undefined') { 176 prettyPrint(); 177 } 178 //--><!]]></script> 179 </body></html>