common\models\OrderVolume::attributeLabels PHP Метод

    public function attributeLabels()
    {
        return ['id' => 'ID', 'volume' => '交易额', 'cost' => '成本', 'profit' => '利润', 'order_id' => '订单', 'payment' => '支付方式', 'user_id' => '买家', 'store_id' => '店铺', 'created_at' => '创建时间', 'updated_at' => '更新时间'];
    }