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107 lines
4.5 KiB
HTML
107 lines
4.5 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>Gets previously set hook on function or method</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.uopz-get-hook" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">uopz_get_hook</h1>
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<p class="verinfo">(PECL uopz 5)</p><p class="refpurpose"><span class="refname">uopz_get_hook</span> — <span class="dc-title">Gets previously set hook on function or method</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.uopz-get-hook-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>uopz_get_hook</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$function</code></span>
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) : <span class="type"><a href="class.closure.html" class="type Closure">Closure</a></span></div>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>uopz_get_hook</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$class</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$function</code></span>
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) : <span class="type"><a href="class.closure.html" class="type Closure">Closure</a></span></div>
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<p class="para rdfs-comment">
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Gets the previously set hook on a function or method.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.uopz-get-hook-parameters">
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<h3 class="title">参数</h3>
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<dl>
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<dt>
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<code class="parameter">class</code></dt>
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<dd>
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<p class="para">
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The name of the class.
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</p>
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</dd>
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<dt>
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<code class="parameter">function</code></dt>
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<dd>
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<p class="para">
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The name of the function or method.
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</p>
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</dd>
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</dl>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.uopz-get-hook-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns the previously set hook on a function or method, or <strong><code>NULL</code></strong> if no hook
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has been set.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.uopz-get-hook-examples">
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<h3 class="title">范例</h3>
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<div class="example" id="uopz-add-function.example.basic">
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<p><strong>Example #1 Basic <span class="function"><strong>uopz_get_hook()</strong></span> Usage</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">function </span><span style="color: #0000BB">foo</span><span style="color: #007700">() {<br /> echo </span><span style="color: #DD0000">'foo'</span><span style="color: #007700">;<br />}<br /></span><span style="color: #0000BB">uopz_set_hook</span><span style="color: #007700">(</span><span style="color: #DD0000">'foo'</span><span style="color: #007700">, function () {echo </span><span style="color: #DD0000">'bar'</span><span style="color: #007700">;});<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">uopz_get_hook</span><span style="color: #007700">(</span><span style="color: #DD0000">'foo'</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 class="example-contents"><p>以上例程的输出类似于：</p></div>
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<div class="example-contents screen">
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<div class="cdata"><pre>
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object(Closure)#2 (0) {
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}
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</pre></div>
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</div>
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</div>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.uopz-get-hook-seealso">
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<h3 class="title">参见</h3>
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="uopz_set_hook.html" class="function" rel="rdfs-seeAlso">uopz_set_hook()</a> - Sets hook to execute when entering a function or method</span></li>
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<li class="member"><span class="function"><a href="uopz_unset_hook.html" class="function" rel="rdfs-seeAlso">uopz_unset_hook()</a> - Removes previously set hook on function or method</span></li>
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</ul>
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</div>
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</div></div></div></body></html> |