本文实例为大家分享了检查代理ip有效性php代码，稳定性，如错误率和查询用时
/** +----------------------------------------------------------------------------- * 检查代理ip信息有效性 +----------------------------------------------------------------------------- * @param string $proxy_ip [117.95.100.126:8998] * @param int $times 执行检查次数gt; 2016-07-29 +----------------------------------------------------------------------------- */ function check_proxy_ip_info($proxy_ip=false, $times=10) { $header = array( // GET / HTTP/1.1, // HOST: 成功次数 $result[defeat_times] = 0; //失败次数 $result[total_spen] = 0; //总用时 for ($i=0; $i < $times; $i++) { $s = microtime(); $curl = curl_init(); curl_setopt($curl, CURLOPT_URL, $url); //设置传输的url curl_setopt($curl, CURLOPT_HTTPHEADER, $header); //发送http报头 curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); curl_setopt($curl, CURLOPT_ENCODING, gzip,deflate); // 解码压缩文件 curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); //不验证证SSL书 curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false); //不验证SSL证书 if (@$proxy_ip != false) { //使用代理ip curl_setopt($curl, CURLOPT_HTTPHEADER, array ( Client_Ip: .mt_rand(0, 255)...mt_rand(0, 255)...mt_rand(0, 255)...mt_rand(0, 255), )); curl_setopt($curl, CURLOPT_HTTPHEADER, array ( X-Forwarded-For: .mt_rand(0, 255)...mt_rand(0, 255)...mt_rand(0, 255)...mt_rand(0, 255), )); curl_setopt($curl, CURLOPT_PROXYTYPE, CURLPROXY_HTTP); curl_setopt($curl, CURLOPT_PROXY, $proxy_ip); } curl_setopt($curl, CURLOPT_COOKIEFILE, dirname(__FILE__)./cookie.txt); curl_setopt($curl, CURLOPT_COOKIEJAR, dirname(__FILE__)./cookie.txt); curl_setopt($curl, CURLOPT_TIMEOUT, 30); // 设置超时限制防止死循环 // $response_header = curl_getinfo($curl); // 获取返回response报头 $content = curl_exec($curl); if (strstr($content, 百度一下，你就知道)) { $result[list][$i][status] = 1; $result[succeed_times] += 1; } else { $result[list][$i][status] = 0; $result[defeat_times] += 1; } $e = microtime(); $result[total_spen] += abs($e-$s); $result[list][$i][spen] = abs($e-$s); $result[list][$i][content] = json_encode($content, true); // $result[list][$i][response_header] = $response_header; } $result[precent] = (number_format($result[succeed_times]/$times, 4)*100).%; $result[average_spen] = number_format($result[total_spen]/$times, 4); return $result; }
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。
