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218 lines
7.1 KiB
HTML
218 lines
7.1 KiB
HTML
<!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>用模式匹配文件名</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.fnmatch" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">fnmatch</h1>
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<p class="verinfo">(PHP 4 >= 4.3.0, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">fnmatch</span> — <span class="dc-title">用模式匹配文件名</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.fnmatch-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>fnmatch</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$pattern</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$string</code></span>
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[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$flags</code><span class="initializer"> = 0</span></span>
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] ) : <span class="type">bool</span></div>
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<p class="para rdfs-comment">
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<span class="function"><strong>fnmatch()</strong></span>
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检查传入的
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<code class="parameter">string</code>
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是否匹配给出的 shell 统配符
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<code class="parameter">pattern</code>。
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.fnmatch-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">pattern</code></dt>
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<dd>
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<p class="para">
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shell 统配符。
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</p>
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</dd>
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<dt>
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<code class="parameter">string</code></dt>
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<dd>
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<p class="para">
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要检查的字符串。
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此函数对于文件名尤其有用，但也可以用于普通的字符串。
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</p>
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<p class="para">
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普通用户可能习惯于
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shell 模式或者至少其中最简单的形式
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<em>'?'</em> 和 <em>'*'</em>
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通配符，因此使用
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<span class="function"><strong>fnmatch()</strong></span>
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来代替
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<span class="function"><a href="preg_match.html" class="function">preg_match()</a></span>
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来进行前端搜索表达式输入对于非程序员用户更加方便。
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</p>
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</dd>
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<dt>
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<code class="parameter">flags</code></dt>
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<dd>
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<p class="para">
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The value of <code class="parameter">flags</code> can be any combination of
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the following flags, joined with the
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<a href="language.operators.bitwise.html" class="link">binary OR (|) operator</a>.
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<table class="doctable table">
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<caption><strong>
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A list of possible flags for <span class="function"><strong>fnmatch()</strong></span>
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</strong></caption>
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<thead>
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<tr>
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<th><code class="parameter">Flag</code></th>
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<th>Description</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><strong><code>FNM_NOESCAPE</code></strong></td>
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<td>
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Disable backslash escaping.
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</td>
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</tr>
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<tr>
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<td><strong><code>FNM_PATHNAME</code></strong></td>
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<td>
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Slash in string only matches slash in the given pattern.
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</td>
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</tr>
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<tr>
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<td><strong><code>FNM_PERIOD</code></strong></td>
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<td>
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Leading period in string must be exactly matched by period in the given pattern.
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</td>
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</tr>
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<tr>
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<td><strong><code>FNM_CASEFOLD</code></strong></td>
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<td>
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Caseless match. Part of the GNU extension.
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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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</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.fnmatch-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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匹配则返回 <strong><code>TRUE</code></strong>，否则返回 <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.fnmatch-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>5.3.0</td>
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<td>
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此函数开始在 Windows 平台上生效。
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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.fnmatch-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-2797">
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<p><strong>Example #1 用 shell 中的通配符模式匹配来检查颜色名称</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">fnmatch</span><span style="color: #007700">(</span><span style="color: #DD0000">"*gr[ae]y"</span><span style="color: #007700">, </span><span style="color: #0000BB">$color</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #DD0000">"some form of gray ..."</span><span style="color: #007700">;<br />}<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.fnmatch-notes">
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<h3 class="title">注释</h3>
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<div class="warning"><strong class="warning">Warning</strong>
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<p class="para">
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目前该函数无法在 Windows 或其它非 POSIX 兼容的系统上使用。
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</p>
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</div>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.fnmatch-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="glob.html" class="function" rel="rdfs-seeAlso">glob()</a> - 寻找与模式匹配的文件路径</span></li>
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<li class="member"><span class="function"><a href="preg_match.html" class="function" rel="rdfs-seeAlso">preg_match()</a> - 执行匹配正则表达式</span></li>
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<li class="member"><span class="function"><a href="sscanf.html" class="function" rel="rdfs-seeAlso">sscanf()</a> - 根据指定格式解析输入的字符</span></li>
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<li class="member"><span class="function"><a href="printf.html" class="function" rel="rdfs-seeAlso">printf()</a> - 输出格式化字符串</span></li>
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<li class="member"><span class="function"><a href="sprintf.html" class="function" rel="rdfs-seeAlso">sprintf()</a> - Return a formatted string</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> |