public function getExpress() { 
        $user_id = input(‘post.user_id‘);
        if(null===$user_id){
            $this->json_error(‘请传过来用户编号‘);
        }

        $com = input(‘post.expresscom‘);
        $num = input(‘post.expresssn‘);
        // $com = ‘zhongtong‘;
        // $num = ‘73124309026125‘;
        $key = Config::get(‘kuaidi‘)[‘key‘];                      //客户授权key
        $customer = Config::get(‘kuaidi‘)[‘cus‘];                 //查询公司编号
        $param = array (
            ‘com‘ => $com,           //快递公司编码
            ‘num‘ => $num,   //快递单号
            ‘phone‘ => ‘‘,              //手机号
            ‘from‘ => ‘‘,               //出发地城市
            ‘to‘ => ‘‘,                 //目的地城市
            ‘resultv2‘ => ‘1‘           //开启行政区域解析
        );
    
        //请求参数
        $post_data = array();
        $post_data["customer"] = $customer;
        $post_data["param"] = json_encode($param);
        $sign = md5($post_data["param"].$key.$post_data["customer"]);
        $post_data["sign"] = strtoupper($sign);
        
        $url = ‘http://poll.kuaidi100.com/poll/query.do‘;   //实时查询请求地址
        
        $params = "";
        foreach ($post_data as $k=>$v) {
            $params .= "$k=".urlencode($v)."&";     //默认UTF-8编码格式
        }
        $post_data = substr($params, 0, -1);
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_HEADER, 0);
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        $result = curl_exec($ch);
        $data = str_replace("\"", ‘"‘, $result );
       
        // $data[‘name‘] = config(‘system.express_company‘)[$com][‘statusname‘];
        $data = json_decode($data,true);
        $data[‘name‘] = config(‘system.express_company‘)[$com][‘statusname‘];
        
        $data = json_encode($data);
        $data = json_decode($data);
          $this->json_success($data);
    }