<%@ Page
Language="C#"
AutoEventWireup="true"
CodeFile="Default2.aspx.cs"
Inherits="Default2"
%>
<!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>
<asp:GridView ID="GridView1"
runat="server"
AutoGenerateColumns="false"
DataKeyNames="ID"
OnRowCancelingEdit="GridView1_RowCancelingEdit"
CellPadding="4"
ForeColor="#333333"
OnRowEditing="GridView1_RowEditing"
OnRowUpdating="GridView1_RowUpdating">
<Columns>
<asp:TemplateField>
<ItemTemplate>
<asp:LinkButton ID="LkB1" runat="server" CommandName="Edit">Edit</asp:LinkButton>
</ItemTemplate>
<EditItemTemplate>
<asp:LinkButton ID="LB2" runat="server" CommandName="Update">Update</asp:LinkButton>
<asp:LinkButton ID="LB3" runat="server" CommandName="Cancel">Cancel</asp:LinkButton>
</EditItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Name">
<ItemTemplate>
<asp:Label ID="Label1" runat="server" Text='<%# Eval("Name") %>'></asp:Label>
</ItemTemplate>
<EditItemTemplate>
<asp:TextBox ID="txt_Name" runat="server" Text='<%# Eval("Name") %>'></asp:TextBox>
</EditItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="Branch">
<ItemTemplate>
<asp:Label ID="Label2" runat="server" Text='<%# Eval("Branch") %>'></asp:Label>
</ItemTemplate>
<EditItemTemplate>
<asp:TextBox ID="txt_Branch" runat="server" Text='<%# Eval("Branch") %>'></asp:TextBox>
</EditItemTemplate>
</asp:TemplateField>
<asp:TemplateField HeaderText="City">
<ItemTemplate>
<asp:Label ID="Label3" runat="server" Text='<%# Eval("City") %>'></asp:Label>
</ItemTemplate>
<EditItemTemplate>
<asp:TextBox ID="txt_City" runat="server" Text='<%# Eval("City") %>'></asp:TextBox>
</EditItemTemplate>
</asp:TemplateField>
</Columns>
<HeaderStyle BackColor="#5D7B9D"
Font-Bold="True"
ForeColor="White"
/>
<RowStyle BackColor="#F7F6F3"
ForeColor="#333333"
/>
</asp:GridView>
</div>
</form>
</body>
</html>
===============================================================
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;
public partial class Default2 :
System.Web.UI.Page
{
SqlConnection con = new
SqlConnection(@"Data
Source=KCLINK-PC;Initial Catalog=Naresh;Integrated Security=True");
protected void
Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
BindGridView();
}
}
//method for binding GridView
protected void
BindGridView()
{
DataTable dt = new
DataTable();
SqlDataAdapter da = new
SqlDataAdapter("Select
ID, Name,Branch,City from tbl_student", con);
con.Open();
da.Fill(dt);
con.Close();
if (dt.Rows.Count > 0)
{
GridView1.DataSource = dt;
GridView1.DataBind();
}
}
// row edit event
protected void
GridView1_RowEditing(object sender, GridViewEditEventArgs e)
{
GridView1.EditIndex = e.NewEditIndex;
BindGridView();
}
// row update event
protected void
GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
{
// find student id of edit row
string id = GridView1.DataKeys[e.RowIndex].Value.ToString();
// find updated values for update
TextBox name = (TextBox)GridView1.Rows[e.RowIndex].FindControl("txt_Name");
TextBox branch = (TextBox)GridView1.Rows[e.RowIndex].FindControl("txt_Branch");
TextBox city = (TextBox)GridView1.Rows[e.RowIndex].FindControl("txt_City");
SqlCommand cmd = new
SqlCommand("update
tbl_student set Name='" + name.Text + "',Branch='"
+ branch.Text + "', City='" +
city.Text + "' where ID=" + id + "", con);
con.Open();
cmd.ExecuteNonQuery();
con.Close();
GridView1.EditIndex = -1;
BindGridView();
}
// cancel row edit event
protected void
GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
{
GridView1.EditIndex = -1;
BindGridView();
}
}
===========================================================================
data base
CREATE TABLE [dbo].[tbl_student](
[Id] [int] NULL,
[Name] [varchar](50) NULL,
[Branch] [varchar](50) NULL,
[City] [varchar](50) NULL)