$url='http://www.appchina.com/market/r/489267/com.appshare.android.ilisten.vapk"</br>"; 
echo "<hr>"; 
print_r($rinfo); 

HTTP/1.1 200 OKServer: nginxDate: Sat, 22 Dec 2012 06:17:44 GMTContent-Type: application/vnd.android.package-archiveConnection: closeLast-Modified: Mon, 03 Dec 2012 16:00:00 GMTExpires: Tue, 03 Dec 2013 16:00:00 GMTCache-Control: max-age=31536000Content-Length: 2142149
Array( [url] => http://www.d.appchina.com/McDonald/r/489267/com.appshare.android.ilisten.vapk"htmlcode">

$url='http://www.appchina.com/market/r/489267/com.appshare.android.ilisten.vapk"</br>--->",$realUrl; 
 
function getRedirectLocation($url){ 
   
  $realUrl=$url; 
  echo $url,"</br>"; 
  $ch=curl_init(); 
  curl_setopt($ch, CURLOPT_URL, $url); 
  curl_setopt($ch, CURLOPT_HEADER, 1);curl_setopt($ch, CURLOPT_TIMEOUT, 3);//设置curl执行时间不超过3秒 
  //curl_setopt($ch, CURLOPT_NOBODY, 1);//这行不能要，如果添上，那么在遇到302重定向的时候就会得不到真正的请求url 
  curl_setopt($ch,CURLOPT_RETURNTRANSFER,1); 
  $content=curl_exec($ch); 
  //echo $content; 
  $rinfo=curl_getinfo($ch); 
  $matches=array(); 
  if(preg_match('/Location:\s+"</br>"; 
    unset($content); 
    $realUrl=getRedirectLocation($matches[1]); 
  } 
  if(isset($content)){ 
    unset($content); 
  } 
  return $realUrl; 
}