main.aspx.cs

登陆系统+数据库,实现比较简单,满好用的

using System;
using System.Data;
using System.Configuration;
using System.Collections;
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 main : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        user.Text = Request.QueryString["username"];
        string xm = user.Text;
        if (xm != "")
        {
            user.Text = xm;
        }
        else
        {
            Response.Redirect("login.aspx");
        }
    }
}