code = $params['code']; } if(isset($params['msg'])){ $this->message = $params['msg']; } // 参数errCode 等效于 传参errorCode if(isset($params['errCode'])){ $params['errorCode'] = $params['errCode']; } if(isset($params['errorCode'])) { $this->errorCode = $params['errorCode']; } parent::__construct($this->message, $this->code); } public function getErrcode(){ return $this->errorCode; } }