function.closedir.html
来自「php的帮助文档,涉及到PHP的案例和基本语法,以及实际应用内容」· HTML 代码 · 共 85 行
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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>Close directory handle</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="class.dir.html">dir</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.getcwd.html">getcwd</a></div> <div class="up"><a href="ref.dir.html">Directory Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.closedir" class="refentry"> <div class="refnamediv"> <h1 class="refname">closedir</h1> <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">closedir</span> — <span class="dc-title">Close directory handle</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type"><span class="type void">void</span></span> <span class="methodname"><b><b>closedir</b></b></span> ([ <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$dir_handle</tt></span> ] )</div> <p class="para rdfs-comment"> Closes the directory stream indicated by <i><tt class="parameter">dir_handle</tt></i>. The stream must have previously been opened by <a href="function.opendir.html" class="function">opendir()</a>. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">dir_handle</tt></i></span> <dd> <p class="para"> The directory handle <a href="language.types.resource.html" class="type resource">resource</a> previously opened with <a href="function.opendir.html" class="function">opendir()</a>. If the directory handle is not specified, the last link opened by <a href="function.opendir.html" class="function">opendir()</a> is assumed. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>closedir()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br />$dir </span><span style="color: #007700">= </span><span style="color: #DD0000">"/etc/php5/"</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// Open a known directory, read directory into variable and then close<br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">is_dir</span><span style="color: #007700">(</span><span style="color: #0000BB">$dir</span><span style="color: #007700">)) {<br /> if (</span><span style="color: #0000BB">$dh </span><span style="color: #007700">= </span><span style="color: #0000BB">opendir</span><span style="color: #007700">(</span><span style="color: #0000BB">$dir</span><span style="color: #007700">)) {<br /> </span><span style="color: #0000BB">$directory </span><span style="color: #007700">= </span><span style="color: #0000BB">readdir</span><span style="color: #007700">(</span><span style="color: #0000BB">$dh</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">closedir</span><span style="color: #007700">(</span><span style="color: #0000BB">$dh</span><span style="color: #007700">);<br /> }<br />}<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="class.dir.html">dir</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.getcwd.html">getcwd</a></div> <div class="up"><a href="ref.dir.html">Directory 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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