Ajax ASP.Net Tutorial

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<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs"  Inherits="TimedRefresh" %>
 "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">


    Untitled Page


    
    

        
        
        
            
                

                    
                    
                    This time refreshes automatically every 1 second (for about 10 seconds).
                    
                    
                

            
            
                
            
            
        
        
        
        
    


File: Default.aspx.cs
using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
public partial class TimedRefresh : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        Label1.Text = DateTime.Now.ToLongTimeString();
    }
    
    protected void TimerControl1_Tick(object sender, EventArgs e)
    {
        int tickCount = 0;
        if (ViewState["TickCount"] != null)
        {
            tickCount = (int)ViewState["TickCount"];
        }
        tickCount++;
        ViewState["TickCount"] = tickCount;
        if (tickCount > 10)
        {
            TimerControl1.Enabled = false;
        }
    }
}