php 搜狗评级查询程序

<script>ec(2);</script>

$sourcecode=getsourcecode("http://www.sogou.com/web?query=".$q);
//echo ":".$sourcecode;
if($sourcecode){
$sourcecode=iconv('gb2312','utf-8',$sourcecode);
 preg_match('/搜狗评级:(.*?) /', $sourcecode, $cmatche);
 if($cmatche[1]){
  echo ''." "; 
 }else{
  echo ''." "; 
 }
}