function.posix-getgrnam.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Return info about a group by name</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.posix-getgrgid.html">posix_getgrgid</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.posix-getgroups.html">posix_getgroups</a></div> <div class="up"><a href="ref.posix.html">POSIX Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.posix-getgrnam" class="refentry"> <div class="refnamediv"> <h1 class="refname">posix_getgrnam</h1> <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">posix_getgrnam</span> — <span class="dc-title">Return info about a group by name</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">array</span> <span class="methodname"><b><b>posix_getgrnam</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$name</tt></span> )</div> <p class="para rdfs-comment"> Gets information about a group provided its name. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">name</tt></i></span> <dd> <p class="para">The name of the group</p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> The array elements returned are: <table border="5"> <caption><b>The group information array</b></caption> <colgroup> <thead valign="middle"> <tr valign="middle"> <th colspan="1">Element</th> <th colspan="1">Description</th> </tr> </thead> <tbody valign="middle" class="tbody"> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">name</td> <td colspan="1" rowspan="1" align="left"> The name element contains the name of the group. This is a short, usually less than 16 character "handle" of the group, not the real, full name. This should be the same as the <i><tt class="parameter">name</tt></i> parameter used when calling the function, and hence redundant. </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">passwd</td> <td colspan="1" rowspan="1" align="left"> The passwd element contains the group's password in an encrypted format. Often, for example on a system employing "shadow" passwords, an asterisk is returned instead. </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">gid</td> <td colspan="1" rowspan="1" align="left"> Group ID of the group in numeric form. </td> </tr> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">members</td> <td colspan="1" rowspan="1" align="left"> This consists of an <a href="language.types.array.html" class="type array">array</a> of <a href="language.types.string.html" class="type string">string</a>'s for all the members in the group. </td> </tr> </tbody> </colgroup> </table> </p> </div> <div class="refsect1 changelog"> <h3 class="title">ChangeLog</h3> <p class="para"> <table class="informaltable"> <colgroup> <thead valign="middle"> <tr valign="middle"> <th colspan="1">Version</th> <th colspan="1">Description</th> </tr> </thead> <tbody valign="middle" class="tbody"> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">4.2.0</td> <td colspan="1" rowspan="1" align="left"> Prior to this version, members was simply an integer representing the number of members in the group, and the member names were returned with numerical indices. </td> </tr> </tbody> </colgroup> </table> </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 Example use of <b>posix_getgrnam()</b></b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /><br />$groupinfo </span><span style="color: #007700">= </span><span style="color: #0000BB">posix_getgrnam</span><span style="color: #007700">(</span><span style="color: #DD0000">"toons"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$groupinfo</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> <div class="example-contents"><p>The above example will output something similar to:</p></div> <div class="example-contents"><pre><div class="cdata"><pre>Array( [name] => toons [passwd] => x [members] => Array ( [0] => tom [1] => jerry ) [gid] => 42)</pre></div> </pre></div> </div> </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.posix-getegid.html" class="function" rel="rdfs-seeAlso">posix_getegid()</a></li> <li class="member"><a href="function.posix-getgrgid.html" class="function" rel="rdfs-seeAlso">posix_getgrgid()</a></li> <li class="member"><a href="function.filegroup.html" class="function" rel="rdfs-seeAlso">filegroup()</a></li> <li class="member"><a href="function.stat.html" class="function" rel="rdfs-seeAlso">stat()</a></li> <li class="member"><a href="features.safe-mode.html#ini.safe-mode-gid" class="link">safe_mode_gid</a></li> <li class="member">POSIX man page GETGRNAM(3)</li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.posix-getgrgid.html">posix_getgrgid</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.posix-getgroups.html">posix_getgroups</a></div> <div class="up"><a href="ref.posix.html">POSIX Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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