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docs/php/rmdir.html
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docs/php/rmdir.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>删除目录</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.rmdir" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">rmdir</h1>
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<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">rmdir</span> — <span class="dc-title">删除目录</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.rmdir-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>rmdir</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$dirname</code></span>
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[, <span class="methodparam"><span class="type">resource</span> <code class="parameter">$context</code></span>
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] ) : <span class="type">bool</span></div>
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<p class="para rdfs-comment">
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尝试删除 <code class="parameter">dirname</code> 所指定的目录。
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该目录必须是空的，而且要有相应的权限。
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失败时会产生一个 <strong><code>E_WARNING</code></strong> 级别的错误。
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.rmdir-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">dirname</code></dt>
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<dd>
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<p class="para">
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目录的路径。
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</p>
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</dd>
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<dt>
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<code class="parameter">context</code></dt>
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<dd>
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<blockquote class="note"><p><strong class="note">Note</strong>: <span class="simpara">在 PHP 5.0.0
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中增加了对上下文（Context）的支持。有关<em>上下文（Context）</em>的说明参见
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<a href="book.stream.html" class="xref">Streams</a>。</span></p></blockquote>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.rmdir-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
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</p>
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</div>
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<div class="refsect1 changelog" id="refsect1-function.rmdir-changelog">
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<h3 class="title">更新日志</h3>
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<p class="para">
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<table class="doctable informaltable">
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<thead>
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<tr>
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<th>版本</th>
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<th>说明</th>
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</tr>
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</thead>
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<tbody class="tbody">
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<tr>
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<td>5.0.0</td>
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<td>
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自 PHP 5.0.0 起 <span class="function"><strong>rmdir()</strong></span> 也可用于<em class="emphasis">某些</em>
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URL 封装协议。参见<a href="wrappers.html" class="xref">支持的协议和封装协议</a>
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的列表看看 <span class="function"><strong>rmdir()</strong></span> 支持哪些 URL 封装协议。
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</td>
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</tr>
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</tbody>
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</table>
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.rmdir-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-2843">
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<p><strong>Example #1 <span class="function"><strong>rmdir()</strong></span> 例子</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br /></span><span style="color: #007700">if (!</span><span style="color: #0000BB">is_dir</span><span style="color: #007700">(</span><span style="color: #DD0000">'examples'</span><span style="color: #007700">)) {<br /> </span><span style="color: #0000BB">mkdir</span><span style="color: #007700">(</span><span style="color: #DD0000">'examples'</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">rmdir</span><span style="color: #007700">(</span><span style="color: #DD0000">'examples'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 notes" id="refsect1-function.rmdir-notes">
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<h3 class="title">注释</h3>
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<blockquote class="note"><p><strong class="note">Note</strong>: <span class="simpara">当启用
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<a href="features.safe_mode.html" class="link">安全模式</a>时，
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PHP 会在执行脚本时检查被脚本操作的目录是否与被执行的脚本有相同的 UID（所有者）。</span></p></blockquote>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.rmdir-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="is_dir.html" class="function" rel="rdfs-seeAlso">is_dir()</a> - 判断给定文件名是否是一个目录</span></li>
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<li class="member"><span class="function"><a href="mkdir.html" class="function" rel="rdfs-seeAlso">mkdir()</a> - 新建目录</span></li>
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<li class="member"><span class="function"><a href="unlink.html" class="function" rel="rdfs-seeAlso">unlink()</a> - 删除文件</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html>
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