//$text[$k]= curl_multi_getcontent($curl[$k]);
            //echo $text[$k],"\n\n";
            curl_multi_remove_handle($handle,$curl[$k]);
        }
        curl_multi_close($handle);
    }
    private function add_handle($handle,$url){
        $curl=curl_init();
        curl_setopt($curl,CURLOPT_URL,$url);
        curl_setopt($curl,CURLOPT_HEADER,$this->curlopt_header);
        curl_setopt($curl,CURLOPT_RETURNTRANSFER,1);
        curl_multi_add_handle($handle,$curl);
        return $curl;
    }
    private function exec_handle($handle){
        $flag=null;
        do{
           curl_multi_exec($handle,$flag);
        } while ($flag > 0);
    }
}
?>