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Aspx simple user login

2022-07-05 13:37:00 【Bailu-】

1. Login screen 

<%@ Page Language="C#" CodeFile="c.aspx.cs" Inherits="cs.c" %>

<!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 id="Head1" runat="server">
    <title> Untitled Page </title>
</head>
<body>
    <form id="form1" runat="server" action="b.aspx" method="post">
         Account :<asp:TextBox ID="userid" runat="server"></asp:TextBox><br />
         password :<asp:TextBox ID="userpwd" runat="server"></asp:TextBox><br />
        <asp:Button ID="Button1" runat="server" Text=" Sign in " />
    </form>
</body>
</html>

cs file :

using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Data.OleDb;


namespace cs
{
    
    public partial class c : System.Web.UI.Page
    {
    
        protected void Page_Load(object sender, EventArgs e)
        {
    
        		// Here is a simple prompt for users , Prompt the user that the user name or password may be entered incorrectly 
            String verify = Request.QueryString["verify"];
            Boolean vf=Convert.ToBoolean(verify);
            if (!vf)
            {
    
                Response.Write("<script>alert(' The account or password you entered is incorrect , Please re-enter !!!!')</script>");
            }
        }
    }
}

2. Verification interface cs

using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;

namespace cs
{
    
    public partial class b : System.Web.UI.Page
    {
    
        protected void Page_Load(object sender, EventArgs e)
        {
    
            String userid = Request.Form["userid"];
            String userpwd = Request.Form["userpwd"];
					// extract post data , Then judge whether the password and account are correct , If not , Then return to the login interface 
            if (userpwd != "abc" || userid !="123")
            {
    
                Response.Redirect("c.aspx?verify=false");
            }
        }

    }
}
原网站

版权声明
本文为[Bailu-]所创，转载请带上原文链接，感谢
https://yzsam.com/2022/186/202207051332374253.html

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