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80 lines
6.5 KiB
HTML
80 lines
6.5 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>Deletes entire content of the user 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.wincache-ucache-clear" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">wincache_ucache_clear</h1>
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<p class="verinfo">(PECL wincache >= 1.1.0)</p><p class="refpurpose"><span class="refname">wincache_ucache_clear</span> — <span class="dc-title">
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Deletes entire content of the user cache
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</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.wincache-ucache-clear-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>wincache_ucache_clear</strong></span>
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( <span class="methodparam">void</span>
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) : <span class="type">bool</span></div>
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<p class="para rdfs-comment">
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Clears/deletes all the values stored in the user cache.
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.wincache-ucache-clear-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.wincache-ucache-clear-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-623">
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<p><strong>Example #1 using <span class="function"><strong>wincache_ucache_clear()</strong></span></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 />wincache_ucache_set</span><span style="color: #007700">(</span><span style="color: #DD0000">'green'</span><span style="color: #007700">, </span><span style="color: #0000BB">1</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">wincache_ucache_set</span><span style="color: #007700">(</span><span style="color: #DD0000">'red'</span><span style="color: #007700">, </span><span style="color: #0000BB">2</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">wincache_ucache_set</span><span style="color: #007700">(</span><span style="color: #DD0000">'orange'</span><span style="color: #007700">, </span><span style="color: #0000BB">4</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">wincache_ucache_set</span><span style="color: #007700">(</span><span style="color: #DD0000">'blue'</span><span style="color: #007700">, </span><span style="color: #0000BB">8</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">wincache_ucache_set</span><span style="color: #007700">(</span><span style="color: #DD0000">'cyan'</span><span style="color: #007700">, </span><span style="color: #0000BB">16</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$array1 </span><span style="color: #007700">= array(</span><span style="color: #DD0000">'green'</span><span style="color: #007700">, </span><span style="color: #DD0000">'red'</span><span style="color: #007700">, </span><span style="color: #DD0000">'orange'</span><span style="color: #007700">, </span><span style="color: #DD0000">'blue'</span><span style="color: #007700">, </span><span style="color: #DD0000">'cyan'</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">wincache_ucache_get</span><span style="color: #007700">(</span><span style="color: #0000BB">$array1</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">wincache_ucache_clear</span><span style="color: #007700">());<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">wincache_ucache_get</span><span style="color: #007700">(</span><span style="color: #0000BB">$array1</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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array(5) { ["green"]=> int(1)
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["red"]=> int(2)
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["orange"]=> int(4)
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["blue"]=> int(8)
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["cyan"]=> int(16) }
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bool(true)
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bool(false)
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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.wincache-ucache-clear-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="wincache_ucache_set.html" class="function" rel="rdfs-seeAlso">wincache_ucache_set()</a> - Adds a variable in user cache and overwrites a variable if it already exists in the cache</span></li>
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<li class="member"><span class="function"><a href="wincache_ucache_add.html" class="function" rel="rdfs-seeAlso">wincache_ucache_add()</a> - Adds a variable in user cache only if variable does not already exist in the cache</span></li>
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<li class="member"><span class="function"><a href="wincache_ucache_delete.html" class="function" rel="rdfs-seeAlso">wincache_ucache_delete()</a> - Deletes variables from the user cache</span></li>
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<li class="member"><span class="function"><a href="wincache_ucache_get.html" class="function" rel="rdfs-seeAlso">wincache_ucache_get()</a> - Gets a variable stored in the user cache</span></li>
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<li class="member"><span class="function"><a href="wincache_ucache_exists.html" class="function" rel="rdfs-seeAlso">wincache_ucache_exists()</a> - Checks if a variable exists in the user cache</span></li>
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<li class="member"><span class="function"><a href="wincache_ucache_meminfo.html" class="function" rel="rdfs-seeAlso">wincache_ucache_meminfo()</a> - Retrieves information about user cache memory usage</span></li>
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<li class="member"><span class="function"><a href="wincache_ucache_info.html" class="function" rel="rdfs-seeAlso">wincache_ucache_info()</a> - Retrieves information about data stored in the user cache</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> |