GridView加入自动求和求平均值小计

17.GridView加入自动求和求平均值小计

效果图：
前台代码
1<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" CellPadding="3" OnRowEditing="GridView1_RowEditing"
2 OnRowUpdating="GridView1_RowUpdating" OnRowCancelingEdit="GridView1_RowCancelingEdit" BackColor="White" BorderColor="#CCCCCC" BorderStyle="None" BorderWidth="1px" Font-Size="12px" OnRowDataBound="GridView1_RowDataBound" ShowFooter="True" >
3 <FooterStyle BackColor="White" ForeColor="#000066" />
4 <Columns>
5 <asp:CommandField HeaderText="编辑" ShowEditButton="True" />
6 <asp:BoundField DataField="身份证号码" HeaderText="编号" ReadOnly="True" />
7 <asp:BoundField DataField="姓名" HeaderText="姓名" />
8 <asp:BoundField DataField="出生日期" HeaderText="邮政编码" />
9 <asp:BoundField DataField="家庭住址" HeaderText="家庭住址" />
10 <asp:BoundField DataField="邮政编码" HeaderText="邮政编码" />
11 <asp:BoundField DataField="起薪" HeaderText="起薪" />
12
13 </Columns>
14 <RowStyle ForeColor="#000066" />
15 <SelectedRowStyle BackColor="#669999" Font-Bold="True" ForeColor="White" />
16 <PagerStyle BackColor="White" ForeColor="#000066" HorizontalAlign="Left" CssClass="ms-formlabel DataGridFixedHeader"/>
17 <HeaderStyle BackColor="#006699" Font-Bold="True" ForeColor="White" />
18</asp:GridView>
[/code]