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117 lines
4.1 KiB
HTML
117 lines
4.1 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>建立字符数据处理器</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.xml-set-character-data-handler" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">xml_set_character_data_handler</h1>
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<p class="verinfo">(PHP 4, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">xml_set_character_data_handler</span> — <span class="dc-title">建立字符数据处理器</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.xml-set-character-data-handler-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>xml_set_character_data_handler</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$parser</code></span>
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, <span class="methodparam"><span class="type"><a href="language.types.callable.html" class="type callable">callable</a></span> <code class="parameter">$handler</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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为 <code class="parameter">parser</code> 变量指向的 XML 解析器指定字符数据处理函数。
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.xml-set-character-data-handler-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">parser</code></dt>
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<dd>
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<p class="para">
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XML 解析器的引用，用于建立字符数据处理器。
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</p>
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</dd>
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<dt>
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<code class="parameter">handler</code></dt>
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<dd>
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<p class="para">
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<code class="parameter">handler</code> 为表示一个函数名称的字符串，该函数必须在为 <code class="parameter">parser</code> 指定的解析器调用 <span class="function"><a href="xml_parse.html" class="function">xml_parse()</a></span> 函数时已存在。
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</p>
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<p class="para">
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由 <code class="parameter">handler</code> 参数命名的函数名必须接受两个参数：
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<div class="methodsynopsis dc-description">
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<span class="methodname"><span class="replaceable">handler</span></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$parser</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$data</code></span>
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)</div>
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<dl>
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<dt>
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<code class="parameter">parser</code></dt>
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<dd>
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<span class="simpara">
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第一个参数 <span class="replaceable">parser</span> 为指向要调用处理器的 XML 解析器的指针。
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</span>
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</dd>
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<dt>
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<code class="parameter">data</code></dt>
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<dd>
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<span class="simpara">
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第二个参数 <code class="parameter">data</code> 为包含有字符数据的字符串。
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</span>
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</dd>
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</dl>
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</p>
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<p class="para">
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Character data handler is called for every piece of a text in the XML
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document. It can be called multiple times inside each fragment (e.g.
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for non-ASCII strings).
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</p>
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<p class="para">
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如果处理器函数名被设置为空字符串或者 <strong><code>FALSE</code></strong>，则该有问题的处理器将被屏蔽。
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</p>
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<blockquote class="note"><p><strong class="note">Note</strong>: <span class="simpara">除了函数名，含有对象引用的数组和方法名也可以作为参数。</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.xml-set-character-data-handler-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></div></div></body></html> |