php用xpath解析html的代码实例分析
发布时间：2022-07-14 11:57:34 所属栏目：PHP教程 来源：互联网
导读：在本篇文章里小编给大家分享了关于php用xpath解析html的代码实例讲解，对此有需要的朋友们可以学习下。 实例1 $xml = simplexml_load_file(https://forums.eveonline.com); $names = $xml-xpath(html/body/p/p/form/p/p/p/p/p[*]/p/p/table//tr/td[@class=to
|
在本篇文章里小编给大家分享了关于php用xpath解析html的代码实例讲解，对此有需要的朋友们可以学习下。 实例1 $xml = simplexml_load_file('https://forums.eveonline.com'); $names = $xml->xpath("html/body/p/p/form/p/p/p/p/p[*]/p/p/table//tr/td[@class='topicViews']"); foreach($names as $name) { echo $name . "<br/>"; } 实例2 $url = 'http://www.phpfensi.com'; $ch = curl_init(); curl_setopt($ch, CURLOPT_FILE, fopen('php://stdout', 'w')); curl_setopt($ch, CURLOPT_RETURNTRANSFER, TRUE); curl_setopt($ch, CURLOPT_URL, $url); $html = curl_exec($ch); curl_close($ch); // create document object model $dom = new DOMDocument(); // load html into document object model @$dom->loadHTML($html); // create domxpath instance $xPath = new DOMXPath($dom); // get all elements with a particular id and then loop through and print the href attribute $elements = $xPath->query('//*[@id="lg"]/img/@src'); foreach ($elements as $e) { echo ($e->nodeValue); } （编辑：开发网_郴州站长网） 【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容! |
浙公网安备 33038102330466号