HiddenField.aspx (UI)
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="HiddenField.aspx.cs" Inherits="WebDemo01.HiddenField" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<asp:HiddenField ID="HiddenField1" runat="server"
Value="Sharp
Land" />
<br />
<asp:HiddenField ID="HiddenField2" runat="server" Value="1001" />
<br />
<asp:Label ID="lblMsg1" runat="server" Text="Welcome">
</asp:Label>
<br />
<br />
<asp:Button ID="btnClick" runat="server"
Text="Click
Me to change Hidden Field value at Runtime" OnClick="btnClick_Click" Width="400px" />
<br />
<br />
<asp:Label ID="lblMsg2" runat="server" Text="Welcome">
</asp:Label>
</form>
</body>
</html>
HiddenField.aspx.cs
using System;
namespace WebDemo01
{
public partial class HiddenField : System.Web.UI.Page
{
protected void
Page_Load(object sender, EventArgs e)
{
lblMsg1.Text = "Welcome to " +
HiddenField1.Value +
" Your visitor's count is
" + HiddenField2.Value;
}
protected void
btnClick_Click(object sender, EventArgs e)
{
HiddenField1.Value = "Sharp Land";
lblMsg2.Text = "Welcome to " +
HiddenField1.Value;
}
}
}
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