"forex_compare_file", // the name of service "partner" =>$partner, "start_date" => "20090326", // you should change it, this is the start day which you shoul set. "end_date" => "20090320", //you should change it, this is the end day which you shoul set. ); $alipay = new alipay_service($parameter,$security_code,$sign_type); print_r($parameter ); $link=$alipay->create_url(); print << submit EOT; ?>