if (object_id(N'td_VipExchangeCodeInfo',N'U') is not null)print '存在'else print '不存在' 相关文章： 2022-12-23 2021-07-24 2021-12-19 2022-12-23 2022-12-23 2022-03-02 2021-12-03 2022-12-23