<?php $host = www.sohu.com; //这个地址随便，用新浪的也行，主要是测试用，哪个无所谓 $page = "/index.html"; $port = 80; $request = "GET $page HTTP/1.1\r\n"; $request .= "Host: $host\r\n"; //$request .= "Referer:$host\r\n"; $request .= "Connection: close\r\n\r\n"; //允许连接的超时时间为1.5秒 $connectionTimeout = 1.5; //允许远程服务器2秒钟内完成回应 $responseTimeout = 2; //建立一个socket连接 $fp = fsockopen($host, $port, $errno, $errstr, $connectionTimeout); if (!$fp) {     throw new Exception("Connection to $hostfailed:$errstr"); } else {     stream_set_blocking($fp, true);     stream_set_timeout($fp, $responseTimeout); } //发送请求字符串 fwrite($fp, $request); //取得返回的数据流内容 $content = stream_get_contents($fp); echo $content; $meta = stream_get_meta_data($fp); if ($meta['timed_out']) {     throw new Exception("Responsefrom web services server timed out."); } //关闭Socket连接 fclose($fp); ?>