curl抓取页面时遇到重定向的解决方法
用php的curl抓取网页遇到了问题,为阐述方便,将代码简化如下: <?php function curlGet($url) { $ch = curl_init(); curl_setopt($ch,CURLOPT_URL,$url); curl_setopt($ch,CURLOPT_RETURNTRANSFER,1); curl_setopt($ch,CURLOPT_HEADER,true); return curl_exec($ch); } $url = ‘http://144go.com‘; echo curlGet($url),"n"; 代码的目的很简单,抓取页面:http://www.144go.com HTTP/1.1 301 Moved Permanently Content-Length: 144 Content-Type: text/html Location: http://www.144go.com/ Server: Microsoft-IIS/6.0 X-Powered-By: ASP.NET Date: Mon,03 Sep 2012 04:25:22 GMT <head><title>Document Moved</title></head> <body><h1>Object Moved</h1>This document may be found <a HREF="http://www.144go.com/">here</a></body>
其实只要加一条语就可以了: <?php function curlGet($url) { $ch = curl_init(); curl_setopt($ch,true); //函数中加入下面这条语句 curl_setopt($ch,CURLOPT_FOLLOWLOCATION,1); return curl_exec($ch); } 再次执行代码,可以抓取到想要的页面。
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