Using ajax tool kit then work as below code
You got timer:
ASPX
<form
id="form2"
runat="server">
<asp:ScriptManager
ID="ScriptManager1"
runat="server"
/>
<asp:Timer
runat="server"
id="UpdateTimer"
interval="1000"
ontick="UpdateTimer_Tick"
/>
<asp:UpdatePanel
runat="server"
id="TimedPanel"
updatemode="Conditional">
<Triggers>
<asp:AsyncPostBackTrigger
controlid="UpdateTimer"
eventname="Tick"
/>
</Triggers>
<ContentTemplate>
<asp:Label
runat="server"
id="DateStampLabel"
/>
</ContentTemplate>
</asp:UpdatePanel>
</form>
Aspx.cs
using
System;
using
System.Collections.Generic;
using
System.Linq;
using
System.Web;
using
System.Web.UI;
using
System.Web.UI.WebControls;
namespace
WebApplication1
{
public partial
class _4 : System.Web.UI.Page
{
protected void
Page_Load(object sender,
EventArgs e)
{
}
protected void
UpdateTimer_Tick(object sender,
EventArgs e)
{
DateStampLabel.Text = DateTime.Now.ToString();
}
}
}