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115 lines
5.8 KiB
HTML
115 lines
5.8 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>Get a SimpleXMLElement object from a DOM node</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.simplexml-import-dom" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">simplexml_import_dom</h1>
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<p class="verinfo">(PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">simplexml_import_dom</span> — <span class="dc-title">Get a <em>SimpleXMLElement</em> object from a DOM node</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.simplexml-import-dom-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>simplexml_import_dom</strong></span>
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( <span class="methodparam"><span class="type"><a href="class.domnode.html" class="type DOMNode">DOMNode</a></span> <code class="parameter">$node</code></span>
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[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$class_name</code><span class="initializer"> = "SimpleXMLElement"</span></span>
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] ) : <span class="type"><a href="class.simplexmlelement.html" class="type SimpleXMLElement">SimpleXMLElement</a></span></div>
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<p class="para rdfs-comment">
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This function takes a node of a <a href="book.dom.html" class="link">DOM</a>
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document and makes it into a SimpleXML node. This new object can
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then be used as a native SimpleXML element.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.simplexml-import-dom-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">node</code></dt>
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<dd>
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<p class="para">
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A <a href="book.dom.html" class="link">DOM</a> Element node
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</p>
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</dd>
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<dt>
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<code class="parameter">class_name</code></dt>
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<dd>
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<p class="para">
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You may use this optional parameter so that
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<span class="function"><strong>simplexml_import_dom()</strong></span> will return an object of
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the specified class. That class should extend the
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<span class="type"><a href="class.simplexmlelement.html" class="type SimpleXMLElement">SimpleXMLElement</a></span> class.
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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.simplexml-import-dom-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns a <span class="type"><a href="class.simplexmlelement.html" class="type SimpleXMLElement">SimpleXMLElement</a></span> 或者在失败时返回 <strong><code>FALSE</code></strong>.
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</p>
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<div class="warning"><strong class="warning">Warning</strong><p class="simpara">此函数可能返回布尔值
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<strong><code>FALSE</code></strong>，但也可能返回等同于 <strong><code>FALSE</code></strong> 的非布尔值。请阅读 <a href="language.types.boolean.html" class="link">布尔类型</a>章节以获取更多信息。应使用
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<a href="language.operators.comparison.html" class="link">===
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运算符</a>来测试此函数的返回值。</p></div>
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</div>
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<div class="refsect1 examples" id="refsect1-function.simplexml-import-dom-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-6592">
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<p><strong>Example #1 Importing DOM</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 />$dom </span><span style="color: #007700">= new </span><span style="color: #0000BB">DOMDocument</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$dom</span><span style="color: #007700">-></span><span style="color: #0000BB">loadXML</span><span style="color: #007700">(</span><span style="color: #DD0000">'<books><book><title>blah</title></book></books>'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$dom</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">'Error while parsing the document'</span><span style="color: #007700">;<br /> exit;<br />}<br /><br /></span><span style="color: #0000BB">$s </span><span style="color: #007700">= </span><span style="color: #0000BB">simplexml_import_dom</span><span style="color: #007700">(</span><span style="color: #0000BB">$dom</span><span style="color: #007700">);<br /><br />echo </span><span style="color: #0000BB">$s</span><span style="color: #007700">-></span><span style="color: #0000BB">book</span><span style="color: #007700">[</span><span style="color: #0000BB">0</span><span style="color: #007700">]-></span><span style="color: #0000BB">title</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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blah
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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.simplexml-import-dom-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="dom_import_simplexml.html" class="function" rel="rdfs-seeAlso">dom_import_simplexml()</a> - Gets a DOMElement object from a
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SimpleXMLElement object</span></li>
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<li class="member"><a href="simplexml.examples_basic.html" class="xref">Basic SimpleXML usage</a></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> |