更具体地询问您的问题.您是否要在客户端或服务器端进行ot访问.
如果是服务器端，则在Rowdatabound或Rowcommand或其他地方..
看看下面的链接开始...
http://msdn.microsoft.com/en-us/library/system.web.ui.webcontrols.gridview.selectedrow.aspx

http://forums.asp.net/p/992062/1290572.aspx

http://www.c-sharpcorner.com/blogs/BlogDetail.aspx?BlogId=231

希望对您有帮助

Ask your question more specifically. Whether you want ot access on Client side or server side.
If server side then where in Rowdatabound or Rowcommand or something else..
Have a look to following links to start...
http://msdn.microsoft.com/en-us/library/system.web.ui.webcontrols.gridview.selectedrow.aspx

http://forums.asp.net/p/992062/1290572.aspx

http://www.c-sharpcorner.com/blogs/BlogDetail.aspx?BlogId=231

Hope it''ll help you