📄 function.domelement-get-attribute.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>Returns the value of the given attribute</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-node.html">DomElement->get_attribute_node</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.domelement-get-elements-by-tagname.html">DomElement->get_elements_by_tagname</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-attribute" class="refentry"> <div class="refnamediv"> <h1 class="refname">DomElement->get_attribute</h1> <p class="verinfo">(No version information available, might be only in CVS)</p><p class="refpurpose"><span class="refname">DomElement->get_attribute</span> — <span class="dc-title"> Returns the value of the given attribute </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">string</span> <span class="methodname"><b><b>get_attribute</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$name</tt></span> )</div> </div> <p class="para"> Returns the value of the given attribute in the current element. </p> <p class="para"> Since PHP 4.3, if no attribute with given <i><tt class="parameter">name</tt></i> is found, an empty string is returned. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">name</tt></i></span> <dd> <p class="para"> The name of the seeked attribute. This parameter is case sensitive. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns the name of the attribute as a string or an empty string if no attribute with the given <i><tt class="parameter">name</tt></i> is found. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 Getting the value of an attribute</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /><br /></span><span style="color: #007700">include(</span><span style="color: #DD0000">"example.inc"</span><span style="color: #007700">);<br /><br />if (!</span><span style="color: #0000BB">$dom </span><span style="color: #007700">= </span><span style="color: #0000BB">domxml_open_mem</span><span style="color: #007700">(</span><span style="color: #0000BB">$xmlstr</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #DD0000">"Error while parsing the document\n"</span><span style="color: #007700">;<br /> exit;<br />}<br /><br /></span><span style="color: #FF8000">// get chapter<br /></span><span style="color: #0000BB">$root </span><span style="color: #007700">= </span><span style="color: #0000BB">$dom</span><span style="color: #007700">-></span><span style="color: #0000BB">document_element</span><span style="color: #007700">();<br />echo </span><span style="color: #0000BB">$root</span><span style="color: #007700">-></span><span style="color: #0000BB">get_attribute</span><span style="color: #007700">(</span><span style="color: #DD0000">'language'</span><span style="color: #007700">); </span><span style="color: #FF8000">// en<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.getattribute.html" class="xref">DOMElement::getAttribute</a>. </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.domelement-get-attribute-node.html" class="xref">DomElement->get_attribute_node</a></li> <li class="member"><a href="function.domelement-set-attribute.html" class="xref">DomElement->set_attribute</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.domelement-get-attribute-node.html">DomElement->get_attribute_node</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.domelement-get-elements-by-tagname.html">DomElement->get_elements_by_tagname</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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