Checking NULL value in VB.NET
摘要:
从数据库中获取datatable型的数据后在页面上显示时,报出如下错误:Conversion from type 'DBNull' to type 'Date' is not valid.原因就是对于DBNull的数据要通过程序处理,处理方法如下: Public Enum enumObjectType StrType = 0 IntType = 1 ... 阅读全文
posted @ 2007-06-01 13:18 littlebamboo 阅读(358) 评论(0) 推荐(0)