function.chgrp.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>Changes file group</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.basename.html">basename</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.chmod.html">chmod</a></div> <div class="up"><a href="ref.filesystem.html">Filesystem Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.chgrp" class="refentry"> <div class="refnamediv"> <h1 class="refname">chgrp</h1> <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">chgrp</span> — <span class="dc-title">Changes file group</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><b><b>chgrp</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$filename</tt></span> , <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <tt class="parameter">$group</tt></span> )</div> <p class="para rdfs-comment"> Attempts to change the group of the file <i><tt class="parameter">filename</tt></i> to <i><tt class="parameter">group</tt></i>. </p> <p class="para"> Only the superuser may change the group of a file arbitrarily; other users may change the group of a file to any group of which that user is a member. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">filename</tt></i></span> <dd> <p class="para"> Path to the file. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">group</tt></i></span> <dd> <p class="para"> A group name or number. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <b><tt>TRUE</tt></b> on success or <b><tt>FALSE</tt></b> on failure. </p> </div> <div class="refsect1 notes"> <h3 class="title">Notes</h3> <blockquote><p><b class="note">Note</b>: <span class="simpara">This function will not work on <a href="features.remote-files.html" class="link">remote files</a> as the file tobe examined must be accessible via the server's filesystem.</span></p></blockquote> <blockquote><p><b class="note">Note</b>: <span class="simpara">When <a href="features.safe-mode.html" class="link">safe mode</a> is enabled, PHP checks whether the files or directories being operated upon have the same UID (owner) as the script that is being executed.</span></p></blockquote> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.chown.html" class="function" rel="rdfs-seeAlso">chown()</a></li> <li class="member"><a href="function.chmod.html" class="function" rel="rdfs-seeAlso">chmod()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.basename.html">basename</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.chmod.html">chmod</a></div> <div class="up"><a href="ref.filesystem.html">Filesystem 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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