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113 lines
5.4 KiB
HTML
113 lines
5.4 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>Loads a set of constants from the cache</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.apc-load-constants" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">apc_load_constants</h1>
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<p class="verinfo">(PECL apc >= 3.0.0)</p><p class="refpurpose"><span class="refname">apc_load_constants</span> — <span class="dc-title">
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Loads a set of constants from the cache
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</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.apc-load-constants-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>apc_load_constants</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$key</code></span>
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[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$case_sensitive</code><span class="initializer"> = <strong><code>TRUE</code></strong></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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Loads a set of constants from the cache.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.apc-load-constants-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">key</code></dt>
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<dd>
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<p class="para">
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The name of the constant set (that was stored with
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<span class="function"><a href="apc_define_constants.html" class="function">apc_define_constants()</a></span>) to be retrieved.
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</p>
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</dd>
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<dt>
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<code class="parameter">case_sensitive</code></dt>
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<dd>
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<p class="para">
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The default behaviour for constants is to be declared case-sensitive;
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i.e. <em>CONSTANT</em> and <em>Constant</em>
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represent different values. If this parameter evaluates to <strong><code>FALSE</code></strong> the
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constants will be declared as case-insensitive symbols.
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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.apc-load-constants-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 examples" id="refsect1-function.apc-load-constants-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-409">
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<p><strong>Example #1 <span class="function"><strong>apc_load_constants()</strong></span> example</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 />$constants </span><span style="color: #007700">= array(<br /> </span><span style="color: #DD0000">'ONE' </span><span style="color: #007700">=> </span><span style="color: #0000BB">1</span><span style="color: #007700">,<br /> </span><span style="color: #DD0000">'TWO' </span><span style="color: #007700">=> </span><span style="color: #0000BB">2</span><span style="color: #007700">,<br /> </span><span style="color: #DD0000">'THREE' </span><span style="color: #007700">=> </span><span style="color: #0000BB">3</span><span style="color: #007700">,<br />);<br /></span><span style="color: #0000BB">apc_define_constants</span><span style="color: #007700">(</span><span style="color: #DD0000">'numbers'</span><span style="color: #007700">, </span><span style="color: #0000BB">$constants</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">apc_load_constants</span><span style="color: #007700">(</span><span style="color: #DD0000">'numbers'</span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">ONE</span><span style="color: #007700">, </span><span style="color: #0000BB">TWO</span><span style="color: #007700">, </span><span style="color: #0000BB">THREE</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>以上例程会输出：</p></div>
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<div class="example-contents screen">
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<div class="cdata"><pre>
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123
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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 seealso" id="refsect1-function.apc-load-constants-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="apc_define_constants.html" class="function" rel="rdfs-seeAlso">apc_define_constants()</a> - Defines a set of constants for retrieval and mass-definition</span></li>
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<li class="member"><span class="function"><a href="define.html" class="function" rel="rdfs-seeAlso">define()</a> - 定义一个常量</span></li>
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<li class="member"><span class="function"><a href="constant.html" class="function" rel="rdfs-seeAlso">constant()</a> - 返回一个常量的值</span></li>
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<li class="member">
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Or <a href="language.constants.html" class="link">the PHP constants reference</a>
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</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> |