<%@ Page Language="C#" %>
<script runat="server">
void Button1_Click(object sender, EventArgs e)
{
for (int i = 0; i < GridView1.Rows.Count; i++)
{
GridViewRow row = GridView1.Rows[i];
SqlDataSource1.UpdateParameters[0].DefaultValue = ((TextBox)row.Cells[0].FindControl("TextBox2")).Text;
SqlDataSource1.UpdateParameters[1].DefaultValue = ((TextBox)row.Cells[1].FindControl("TextBox3")).Text;
SqlDataSource1.UpdateParameters[2].DefaultValue = GridView1.DataKeys[i].Value.ToString();
SqlDataSource1.Update();
}
}
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:GridView ID="GridView1" Runat="server" DataSourceID="SqlDataSource1" DataKeyNames="CustomerID"
AutoGenerateColumns="False">
<Columns>
<asp:TemplateField SortExpression="CustomerID" HeaderText="CustomerID">
<ItemTemplate>
<asp:TextBox Runat="server" Text='&
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