phpfile_get_contents转curl抓取淘宝商品属性大神帮忙下,该怎么解决

function get_shuxing($type,$iid){
if($type=='tmall'){
$text=file_get_contents("http://detail.tmall.com/item.htm?id=$iid");
preg_match('|
(.*)
|isU',$text, $match);
}elseif ($type=='taobao'){
$text=file_get_contents("http://item.taobao.com/item.htm?id=$iid");
preg_match('|
(.*)
|isU',$text, $match);
}
$match=$match[0];
$match = iconv('gbk', 'utf-8', $match);
echo $match;
}

function get_shuxing($type,$iid){
        if($type=='tmall'){
                //$text=file_get_contents("http://detail.tmall.com/item.htm?id=$iid");
                $text=use_curl("http://detail.tmall.com/item.htm?id=$iid");
                preg_match('
------解决思路----------------------
(.*)

------解决思路----------------------
isU',$text, $match);
        }elseif ($type=='taobao'){
                //$text=file_get_contents("http://item.taobao.com/item.htm?id=$iid");
                $text=use_curl("http://item.taobao.com/item.htm?id=$iid");
                preg_match('
------解决思路----------------------
(.*)

------解决思路----------------------
isU',$text, $match);
        }
        $match=$match[0];
        $match = iconv('gbk', 'utf-8', $match);
        echo $match;
}
function use_curl($url){
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_HEADER, 0);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        $output = curl_exec($ch);
        curl_close($ch);
        return $output;
}
get_shuxing('taobao',45098460735);