需要设置
DataKeyNames:
GridView的设置
<asp:GridView ID="GridView1" runat="server" CellPadding="4" ForeColor="#333333" GridLines="None" DataKeyNames="SN" AutoGenerateColumns="False">
<FooterStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
<RowStyle BackColor="#EFF3FB" />
<EditRowStyle BackColor="#2461BF" />
<SelectedRowStyle BackColor="#D1DDF1" Font-Bold="True" ForeColor="#333333" />
<PagerStyle BackColor="#2461BF" ForeColor="White" HorizontalAlign="Center" />
<HeaderStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
<AlternatingRowStyle BackColor="White" />
<Columns>
<asp:CommandField SelectText="选择" ShowSelectButton="True" />
<asp:BoundField DataField="建立日期" HeaderText="建立日期" />
<asp:BoundField DataField="信息标题" HeaderText="信息标题" />
</Columns>
</asp:GridView>
主键的读取:
this.GridView1.DataKeys[this.GridView1.SelectedRow.RowIndex][0].ToString();
测试通过
GridView的设置
<asp:GridView ID="GridView1" runat="server" CellPadding="4" ForeColor="#333333" GridLines="None" DataKeyNames="SN" AutoGenerateColumns="False">
<FooterStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
<RowStyle BackColor="#EFF3FB" />
<EditRowStyle BackColor="#2461BF" />
<SelectedRowStyle BackColor="#D1DDF1" Font-Bold="True" ForeColor="#333333" />
<PagerStyle BackColor="#2461BF" ForeColor="White" HorizontalAlign="Center" />
<HeaderStyle BackColor="#507CD1" Font-Bold="True" ForeColor="White" />
<AlternatingRowStyle BackColor="White" />
<Columns>
<asp:CommandField SelectText="选择" ShowSelectButton="True" />
<asp:BoundField DataField="建立日期" HeaderText="建立日期" />
<asp:BoundField DataField="信息标题" HeaderText="信息标题" />
</Columns>
</asp:GridView>
主键的读取:
this.GridView1.DataKeys[this.GridView1.SelectedRow.RowIndex][0].ToString();
测试通过