<?php

$curl=curl_init();

$page=0;

$output="";

while($page<101)  //这里获取前十页结果，爬的企鹅的子域名

{

	$query="/s?wd=site%3A(qq.com)&pn=".$page."&oq=site%3A(qq.com)&tn=baiduadv&ie=utf-8&";

	$query=$query."rsv_pq=8b9b2ba40000b588&rsv_t=57ebHv8aFiGUGXVP%2ByZ4ek82WFVf1u0C6Vqhy9Pcs9fvkB7pkuKeDI7JllsBPK8&rsv_page=1";

	$page+=10;  //默认每页10条结果，所以翻页加10

	$url="http://www.baidu.com".$query;

	curl_setopt($curl, CURLOPT_URL, $url);

	curl_setopt($curl,CURLOPT_RETURNTRANSFER,true);

	$output.=curl_exec($curl);

}

$regexp="/<span class=\"g\">[a-z.0-9]*\.qq\.com\/ <\/span>/i";

$result=array();

preg_match_all($regexp, $output, $result,PREG_PATTERN_ORDER);

print_r($result);