HttpCookie : HttpCookie « Cookie « ASP.NET Tutorial






<%@ Page Language="C#" AutoEventWireup="true"  CodeFile="Default.aspx.cs" Inherits="_Default" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>Untitled Page</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
      <asp:Label ID="myLabel" runat="server" />
    </div>
    </form>
</body>
</html>

File: Default.aspx.cs

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)
    {
        HttpCookie userCookie;
        userCookie = Request.Cookies["UserID"];
        if (userCookie == null)
        {
            myLabel.Text = "Creating a cookie now.";
            userCookie = new HttpCookie("UserID", "JoeBlack");
            userCookie.Expires = DateTime.Now.AddMonths(1);
            Response.Cookies.Add(userCookie);
        }
        else
        {
            myLabel.Text = "Welcome back, " + userCookie.Value;
        }
    }
}








12.3.HttpCookie
12.3.1.HttpCookie
12.3.2.HttpCookie (VB)