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;

public partial class news_login : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        Session["pass"] = 0;
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        if (txtYZM.Text != Request.Cookies["CheckCode"].Value.ToString())
            Response.Write("<script>alert('验证码错误')</script>");
        else
        {
            string strSQL = "select * from Admin where AdminName='" + txtName.Text + "'and AdminPwd='" + txtPwd.Text + "'";

            DataTable dt = MyClass.OfflineSelect(strSQL);
            if (dt.Rows.Count > 0)
            {
                Session["pass"] = 1;
                Response.Redirect("welcome.aspx");
            }
            else
                Response.Write("<script>alert('用户名或密码错误！')</script>");
        }
    }
    protected void Button2_Click1(object sender, EventArgs e)
    {
        Response.Redirect("../Default.aspx");
    }
}