What is Cookie and give exmples?

Hi ,
Cookies a piece of data stored in the user's browser it can use on store Username & Password so user do not have to re-login to your website every time they visit , Cookies can keep information in the user's browser until deleted or Expired
Defaul1.aspx

protected void Button1_Click(object sender, EventArgs e)
{
    HttpCookie Cookies = new HttpCookie("UserName");
    Cookies.Value = "your value";
    Cookies.Expires = DateTime.Now.AddMinutes(3);
    Response.Cookies.Add(Cookies);
    Response.Redirect("Default3.aspx");
}

Default3.aspx

protected void Page_Load(object sender, EventArgs e)
{
    if (!IsPostBack)
    {
        HttpCookie cookie = Request.Cookies["UserName"];
        if (cookie !=null)
        {
            Label1.Text = cookie.Value;
        }
    }
}

http://www.aspnettutorials.com/tutorials/network/cookies-csharp.aspx[^]
Cookies in ASP.NET[^]
all thing about cookies in asp.net c#[^]
http://msdn.microsoft.com/en-us/library/ms178194.aspx[^]
Best Regards
M.Mitwalli

Here: Beginner's Guide to ASP.NET Cookies[^]

Please google before ask it

refer these links
Beginner's Guide to ASP.NET Cookies[^]
http://asp-net-example.blogspot.in/2009/01/aspnet-cookie-example-how-to-create.html[^]
http://asp-net-example.blogspot.in/2009/01/aspnet-cookie-example-how-to-create.html[^]