1 <asp:LinkButton  ID= " Delete " Text = " 删除 " runat = " server " CommandName= " Delete " CommandArgument = ' <%#Eval("ID","{0}") %> '  2                         OnCommand= " Delete_OnClick "/>

     protected   void  Delete_OnClick(  object  sender, CommandEventArgs ce )      {                   try         {             rt.Delete(  int.Parse (ce.CommandArgument .ToString ()) );              if (  int.Parse( Session[ " GVState "].ToString( ) ) <  0 )             {                 Session[ " GridView "] = rt.select( );                 GridView1.DataSource = rt.select( );                 GridView1.DataBind( );             }              else             {                 Session[ " GridView "] = rt.select( txtKey.Text, cbIsInPos.Checked, FilePath );                 GridView1.DataSource = rt.select( txtKey.Text, cbIsInPos.Checked, FilePath );                 GridView1.DataBind( );             }         }          catch ( Exception ex )         {             txtErrorMessage.Text = ex.Message;         }     }