可以登录就是不能显示登录名!
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;
using System.Data.SqlClient;
using System.Web.Caching;
public partial class top : System.Web.UI.Page
{
DBClass obj = new DBClass();
protected void Page_Load(object sender, EventArgs e)
{
SqlConnection Conn = obj.GetConnection();
if (!IsPostBack)
{
if (Session["username"] != null)
// first.Attributes.Add("onclick", "openwin1()");
{
logintag.Text = "欢迎" + Session["username"].ToString() + "登录!";
Conn.Open();
SqlDataAdapter loginAdp = new SqlDataAdapter("select * from UTable", Conn);
DataSet loginDS = new DataSet();
loginAdp.Fill(loginDS, "UTable");
Conn.Close();
}
else
{
logintag.Text = "你还没有登录!";
}
}
}
}
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;
using System.Data.SqlClient;
using System.Drawing;
using System.Web.Caching;
public partial class left : System.Web.UI.Page
{
DBClass obj = new DBClass();
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
TBXlogin.Text = "";
TBXpassword.Text = "";
TBXyan.Text = "";
}
}
protected void BTNlogin_Click(object sender, EventArgs e)
{
//HttpCookieCollection cookies = Request.Cookies;
// string tmp = cookies["ImageV"].Value;
//if (Seesion["CheckCode"].ToString() == TBXyan.Text)
if (String.Compare(Session["CheckCode"].ToString(), TBXyan.Text.Trim(), true) != 0)
{
Response.Write("<script>alert('验证码错误!')</script>");
}
else
{
int i = this.CheckLogin(TBXlogin.Text, TBXpassword.Text);
if (i > 0)
{
Session["username"] = TBXlogin.Text.Trim();
// Response.Write("<script>alert('DNEG!')</script>");
}
else
{
Response.Write("<script>alert('用户名称或密码错误!!!')</script>");
}
}
}
public int CheckLogin(string login