php使用xpath抽取网页超链接
<?php$html=file_get_contents('http://www.163.com/');$doc=new DomDocument();$doc-<strong>2本文来源gaodaima#com搞(代@码$网6</strong><pre>搞gaodaima代码
>loadHTML($html);$xpath=new DOMXpath($doc);foreach($xpath->query(‘//a/@href’) as $node){ $link = $node->nodeValue; echo $link . “\n”;}?>