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asp.net中使用DatagridView的增删改方法具体实现

2024-07-10 12:45:21
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default.aspx 页面:
代码如下:
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="GPS_Web.Default" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <!--GridView中必须写的几个事件:onrowediting、onrowupdating、onrowcancelingedit、onrowdeleting--->
        <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False"
            onpageindexchanging="GridView1_PageIndexChanging" onrowcancelingedit="GridView1_RowCancelingEdit"
            onrowediting="GridView1_RowEditing" onrowupdating="GridView1_RowUpdating"
            onrowdeleting="GridView1_RowDeleting"
            onselectedindexchanging="GridView1_SelectedIndexChanging">
            <Columns>
                <asp:TemplateField HeaderText="编号" Visible="False">
                    <ItemTemplate>
                        <asp:Label ID="lblNum" runat="server" Text='<%# Eval("Num") %>'></asp:Label>
                    </ItemTemplate>
                </asp:TemplateField>
                <asp:TemplateField HeaderText="姓名">
                    <EditItemTemplate>
                        <asp:TextBox ID="txtTableName" runat="server" Text='<%# Eval("TableName") %>'></asp:TextBox>
                    </EditItemTemplate>
                    <ItemTemplate>
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