环境搭建

• PHP
• curl

安装curl库

# ubuntu/debian系统apt-get install php5-curl # centos系统yum install php-curl

确认环境。

php -v

代码样例

使用代理

<?php//要访问的目标页面$page_url = "http://dev.kdlapi.com/testproxy";//代理服务器$proxy = "47.115.5.19:16816";$ch = curl_init();curl_setopt($ch, CURLOPT_URL, $page_url);curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE); curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);//设置代理curl_setopt($ch, CURLOPT_PROXYTYPE, CURLPROXY_HTTP);curl_setopt($ch, CURLOPT_PROXY, $proxy);//自定义header$headers = array();$headers[] = 'User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Trident/5.0);';curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);//自定义cookiecurl_setopt($ch, CURLOPT_COOKIE,''); curl_setopt($ch, CURLOPT_ENCODING, 'gzip'); //使用gzip压缩传输数据让访问更快curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);curl_setopt($ch, CURLOPT_TIMEOUT, 10);curl_setopt($ch, CURLOPT_HEADER, true);curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);$result = curl_exec($ch);$info = curl_getinfo($ch);curl_close($ch);echo $result;echo "\n\nfetch ".$info['url']."\ntimeuse: ".$info['total_time']."s\n\n";?>

运行下

php curl.php

进阶学习

• curl库
• 代理IP