DeviceDataUrl = $param["DeviceDataUrl"]; } if (array_key_exists("DeviceDataMd5",$param) and $param["DeviceDataMd5"] !== null) { $this->DeviceDataMd5 = $param["DeviceDataMd5"]; } if (array_key_exists("SecurityLevel",$param) and $param["SecurityLevel"] !== null) { $this->SecurityLevel = $param["SecurityLevel"]; } } }