'require|number', 'reason' => 'require|max:200' ]; /** * 错误提示 * @var array */ protected $message = [ 'id.require' => '编号必须', 'id.number' => '编号为数字', 'reason.require' => '退款原因必须', 'reason.max' => '退款原因最多不能超过200个字符' ]; /** * 应用场景 * @var array */ protected $scene = [ //授权 'refundOrder' => ['id','reason'], ]; }