📄 function.domelement-get-elements-by-tagname.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Gets elements by tagname</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.domelement-get-attribute.html">DomElement->get_attribute</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.domelement-has-attribute.html">DomElement->has_attribute</a></div> <div class="up"><a href="ref.domxml.html">DOM XML Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.domelement-get-elements-by-tagname" class="refentry"> <div class="refnamediv"> <h1 class="refname">DomElement->get_elements_by_tagname</h1> <p class="verinfo">(No version information available, might be only in CVS)</p><p class="refpurpose"><span class="refname">DomElement->get_elements_by_tagname</span> — <span class="dc-title"> Gets elements by tagname </span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="classsynopsis"> <div class="ooclass"><a href="class.domelement.html" class="classname">DomElement</a></div> <div class="methodsynopsis dc-description"> <span class="type">array</span> <span class="methodname"><b><b>get_elements_by_tagname</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$name</tt></span> )</div> </div> <p class="para"> Gets all the sub elements with the specific <i><tt class="parameter">name</tt></i> within the current element. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">name</tt></i></span> <dd> <p class="para"> The name of the seeked element. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns an array of <a href="class.domelement.html" class="classname">DomElement</a> objects. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 Getting a content</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #007700">if (!</span><span style="color: #0000BB">$dom </span><span style="color: #007700">= </span><span style="color: #0000BB">domxml_open_mem</span><span style="color: #007700">(</span><span style="color: #0000BB">$xmlstr</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #DD0000">"Error while parsing the document\n"</span><span style="color: #007700">;<br /> exit;<br />}<br /><br /></span><span style="color: #0000BB">$root </span><span style="color: #007700">= </span><span style="color: #0000BB">$dom</span><span style="color: #007700">-></span><span style="color: #0000BB">document_element</span><span style="color: #007700">();<br /><br /></span><span style="color: #0000BB">$node_array </span><span style="color: #007700">= </span><span style="color: #0000BB">$root</span><span style="color: #007700">-></span><span style="color: #0000BB">get_elements_by_tagname</span><span style="color: #007700">(</span><span style="color: #DD0000">'element'</span><span style="color: #007700">);<br /><br />foreach (</span><span style="color: #0000BB">$node_array </span><span style="color: #007700">as </span><span style="color: #0000BB">$node</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">' - ' </span><span style="color: #007700">. </span><span style="color: #0000BB">$node</span><span style="color: #007700">-></span><span style="color: #0000BB">get_content</span><span style="color: #007700">() . </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div> <div class="refsect1 migration"> <h3 class="title">Migrating to PHP 5</h3> <p class="para"> Use <a href="domelement.getelementsbytagname.html" class="xref">DOMElement::getElementsByTagName</a>. </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.domelement-get-attribute.html">DomElement->get_attribute</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.domelement-has-attribute.html">DomElement->has_attribute</a></div> <div class="up"><a href="ref.domxml.html">DOM XML Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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