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PHP registerXPathNamespace()函数讲解
简介PHP registerXPathNamespace() 函数实例为下一个 XPath 查询创建命名空间上下文： My Book</titl</div>
<div class="news_infos"><div id="MyContent"><p><strong>PHP registerXPathNamespace() 函数</strong></p>
<p><strong>实例</strong></p>
<p>为下一个 XPath 查询创建命名空间上下文：</p>
<div class="htmlcode">
<pre class="brush:php;">
<"http://example.org/chapter-title">
<title>My Book</title>
<chapter id="1">
<chap:title>Chapter 1</chap:title>
<para>Donec velit. Nullam eget tellus...</para>
</chapter>
<chapter id="2">
<chap:title>Chapter 2</chap:title>
<para>Lorem ipsum dolor sit amet....</para>
</chapter>
</book>
XML;
$sxe=new SimpleXMLElement($xml);
$sxe->registerXPathNamespace('c','http://example.org/chapter-title');
$result=$sxe->xpath('//c:title');
foreach ($result as $title)
{
echo $title . "<br>";
}
"htmlcode">
<div class="htmlcode">
<pre class="brush:php;">
registerXPathNamespace( _prefix_ , _ns_ );</pre>
</div>
<p><a href="javascript:;" onclick="showimg('/UploadFiles/2021-04-02/20192395856338.png');"><img src="/UploadFiles/2021-04-02/20192395856338.png" alt="PHP registerXPathNamespace()函数讲解" onmousewheel="return bbimg(this)" onload="javascript:resizepic(this)" border="0"/></a></p>
<p><a href="javascript:;" onclick="showimg('/UploadFiles/2021-04-02/20192395917494.png');"><img src="/UploadFiles/2021-04-02/20192395917494.png" alt="PHP registerXPathNamespace()函数讲解" onmousewheel="return bbimg(this)" onload="javascript:resizepic(this)" border="0"/></a></p>
<p><strong>总结</strong></p>
<p>以上就是这篇文章的全部内容了，希望本文的内容对大家的学习或者工作具有一定的参考学习价值，谢谢大家对的支持。如果你想了解更多相关内容请查看下面相关链接</p></div>
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