删除Cookie

来源:互联网 发布:陆维开料软件 编辑:程序博客网 时间:2024/06/06 23:09

前台

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <asp:Button ID="Button1" runat="server" Text="读Cookie"
            onclick="Button1_Click" />
        <asp:Button ID="Button2" runat="server" Text="删Cookie"
            onclick="Button2_Click" />
          
        <asp:Button ID="Button3" runat="server" onclick="Button3_Click" Text="Button" />
          
    </div>
    </form>
</body>
</html>

后台

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace js
{
    public partial class DeleteCookie : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {

        }

        protected void Button1_Click(object sender, EventArgs e)
        {
            HttpCookie cookie = new HttpCookie("name");
            cookie.Value = "张三";
            cookie.Expires = DateTime.Now.AddDays(1);
            Response.Cookies.Add(cookie);
            HttpCookie cookie2 = new HttpCookie("age");
            cookie2.Value = "23";
            cookie2.Expires = DateTime.Now.AddDays(1);
            Response.Cookies.Add(cookie2);
        }

        protected void Button2_Click(object sender, EventArgs e)
        {
            HttpCookie cookie = new HttpCookie("name");
            cookie.Expires = DateTime.Now.AddDays(-2);
            Response.Cookies.Add(cookie);
        }

        protected void Button3_Click(object sender, EventArgs e)
        {
            for (int i = 0; i < 100; i++)
            {
                HttpCookie cookiename = new HttpCookie("a"+i);
                cookiename.Value = "hello" + i;
                cookiename.Expires = DateTime.Now.AddDays(1);
                Response.Cookies.Add(cookiename);
            }
        }
    }
}

 

 

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