DataGrid的自动增长列

<asp:datagrid id="dgUserList" runat="server" Height="228px" Width="262px" AutoGenerateColumns="False" AllowPaging="True"> 
     <Columns> 
          <asp:TemplateColumn> 
               <ItemTemplate> 
                    <!-- 这里是关键-->  
                    <%# Container.ItemIndex+1 %> 
               </ItemTemplate> 
          </asp:TemplateColumn> 
          <asp:BoundColumn DataField="CategoryName"></asp:BoundColumn> 
          <asp:BoundColumn DataField="Description"></asp:BoundColumn> 
     </Columns> 
</asp:datagrid> 



分页后接上一页



<asp:TemplateColumn HeaderText="序号">  
     <ItemTemplate>   
          <%# (dgUserList.PageSize * dgUserList.CurrentPageIndex) + Container.ItemIndex +1 %>  
     </ItemTemplate> 
</asp:TemplateColumn>