给DataGrid添加Number列的简单方法

suppose DataGrid named dgCustomize, insert the following code to the first column. < asp:TemplateColumn  HeaderText ="No." >      < ItemStyle  HorizontalAlign ="Center" ></ ItemStyle >      < ItemTemplate >          < asp:Label  runat ="server"  Text ='<%#  dgCustomize.CurrentPageIndex*dgCustomize.PageSize+dgCustomize.Items.Count+1 % > '>          </ asp:Label >      </ ItemTemplate > </ asp:TemplateColumn >