admin/Login.aspx.cs

微信扫码关注公众号，代码整理好后第一时间通知你。

using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
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.Xml.Linq;
using System.Data.Sql;
using System.Data.SqlClient;

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

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        if (this.TextBox1.Text.Trim() == "" || this.TextBox2.Text.Trim() == "")
        {
            this.ClientScript.RegisterStartupScript(this.GetType(), "", "<script>alert('用户名和密码不能为空！')</script>");
        }
        string connstr = ConfigurationManager.ConnectionStrings["yutian66"].ConnectionString;
        SqlConnection conn = new SqlConnection(connstr);
        SqlCommand cmd = new SqlCommand();
      
        string username = TextBox1.Text.Trim();
        string password = TextBox2.Text.Trim();
       
        if (username=="yutian66"&password=="yutian66")
        {
            
            Session["username"] = username;
            Response.Redirect("Default.aspx?username=" + username + "");

        }
        else
        {
            this.ClientScript.RegisterStartupScript(this.GetType(), "", "<script>alert('用户名或密码错误！')</script>");
        }
    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        Response.Redirect("../Default.aspx?");
    }
}