Repeater中添加按钮，点击按钮获取某一行的数据

        <asp:Repeater ID="Repeater1" runat="server" 
            onitemcommand="Repeater1_ItemCommand">
            <ItemTemplate>
                <table width="100%" border="1" cellpadding="0" cellspacing="0">
                    <tr>
　　　　　　　　　　　　　　 <td style="width: 15%;" class="style2">
                            <%#Eval("E_Name")%>
                        </td>
                        <td>
                        <asp:ImageButton ID="ImageButton1" runat="server" CommandName="JustEdit" ImageUrl="~/icon./edit.gif"/>
                        <asp:ImageButton ID="btn_del" runat="server" CommandName="JustDelete" ImageUrl="~/icon./del.gif" OnClientClick="return confirm(‘确认删除？‘)" />
                        </td>
                    </tr>
                </table>
            </ItemTemplate>

    protected void Repeater1_ItemCommand(object source, RepeaterCommandEventArgs e)
    {
        DataRowView rowView = (DataRowView)e.Item.DataItem;
        string str = rowView.Row["E_Id"].ToString();//得到字段C_Id的值
        if (e.CommandName == "JustDelete")
        {
            BLL_Emp bll = new BLL_Emp();
            bll.Delete(str);
            Server.Transfer("~/emp/Employee.aspx");//刷新
        }
        else if (e.CommandName == "JustEdit")
        {
            Response.Redirect("~/emp/UpdateEmployee.aspx?E_Id=" + str.ToString() + "&C_Id=" + Request.QueryString["C_Id"].ToString());
        }
    }