当前文件路径：XuanKeLunWen/student/StudentLogin.aspx.cs

		            
 1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11using System.Data.OleDb;
12
13public partial class StudentLogin : System.Web.UI.Page
14...{
15    protected void Page_Load(object sender, EventArgs e)
16    ...{
17
18    }
19    protected void ImageButton1_Click(object sender, ImageClickEventArgs e)
20    ...{
21        login();
22    }
23    private void login()
24   
25    ...{//判断登录用户
26       
27        OleDbConnection con = db.con();
28        con.Open();
29        OleDbCommand cmd = new OleDbCommand("select  * from  Student    where Sname='" + this.TextBox1.Text + "'and Spwd='"+this.TextBox2.Text+"'", con);
30        OleDbDataReader sdr = cmd.ExecuteReader();
31        if (sdr.Read())
32        ...{
33            Session["sname"] = sdr["Sname"].ToString();
34            Session["zhuanye"] = sdr["Szhuanye"].ToString();
35
36            Response.Write("<script language='javascript'>alert('登录成功欢迎使用本选课系统');location.href='../student/StudentIndex.aspx'</script>");
37
38        }
39        else 
40        ...{
41
42            Response.Write("<script language='javascript'>alert('用户名户密码错误请重新登录');location.href='../student/StudentLogin.aspx'</script>");
43
44        
45        }
46    }
47
48}
49