新建 文本文档 (5).txt

对页面文件很有用处

 1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11
12public partial class cookie : System.Web.UI.Page
13...{
14    protected void Page_Load(object sender, EventArgs e)
15    ...{
16
17        if (Request.Cookies["user"] != null)
18        ...{
19            Panel1.Visible = false;
20            Panel2.Visible = true;
21            Label1.Text = Request.Cookies["user"].Value;
22            Label2.Text = Request.Cookies["pass"].Value;
23        }
24        else
25        ...{
26            Panel1.Visible = true;
27            Panel2.Visible = false;
28        }
29
30    }
31    protected void Button1_Click(object sender, EventArgs e)
32    ...{
33        if (IsValid)
34        ...{
35            string username2 = Request.Form["username"];
36            string password2 = Request.Form["password"];
37            if (username2 == "dengwei" && password2 == "123456")
38            ...{
39                Response.Cookies["user"].Value = "dengwei";
40                Response.Cookies["pass"].Value = "123456";
41            }
42            else
43            ...{
44                Response.Redirect("cookie.aspx");
45            }
46        }
47    }
48    protected void Button2_Click(object sender, EventArgs e)
49    ...{
50        Response.Cookies["user"].Expires = DateTime.Now.AddDays(-1);
51        Response.Cookies["pass"].Expires = DateTime.Now.AddDays(-1);  
52        Panel1.Visible = true;
53        Panel2.Visible = false;
54        Response.Redirect("cookie.aspx");
55    }
56}