怎么查看objectDataSource中是否有数据
果断上MSDN呀,全面,http://msdn.microsoft.com/en-us/library/system.web.ui.webcontrols.objectdatasource.aspx
http://www.cnblogs.com/fuhengyu/articles/1056565.html
http://technet.microsoft.com/zh-cn/magazine/system.web.ui.webcontrols.objectdatasource.selecting(VS.80).aspx