Most of the time the user think that how to use the ajax in the application here are the sample application using the ajax.
you just need to install the Ajax extention in your application, you can download the Ajax dll from the official site of microsoft asp.net.
In this sample application, i hace taken a label and a button , while clicking on the button the time on the label is changed but the page does not refreshed, here is the aspx page.
here i had taken the button inside the Update panel, the main work is done by using this update pannel.
and here is the code for the Cs page..
using System;
using System.Data;
using System.Configuration;
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 _Default : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
Label1.Text = "Current Time: " + System.DateTime.Now.ToLongTimeString().ToString();
Label2.Text = "Originally loaded at: " + System.DateTime.Now.ToLongTimeString().ToString();
}
protected void Button1_Click(object sender, EventArgs e)
{
Label1.Text = "Current Time: " + System.DateTime.Now.ToLongTimeString().ToString();
}
}
Happy Coading
Anil Kumar Pandey
System Architect
Green Point Technology Services (India) Ltd.
Mumbai, Maharastra ,India