default.aspx.cs

学生管理系统 功能不是很强大 但是很实用

using System;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
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;
//该源码下载自www.51aspx.com(５1ａｓｐｘ．ｃｏｍ)

public partial class _Default : System.Web.UI.Page 
{
    string student;
    protected void Page_Load(object sender, EventArgs e)
    {
        student = this.Session["name"].ToString();
        string myConnstr = "data source=localhost;database=学生成绩智能管理系统;user id=sa;password=sa;";
        SqlConnection myConn = new SqlConnection(myConnstr);
        string sql = "select 姓名 from 学生表 where 学号= '" + student + "'";
        SqlCommand myComm = new SqlCommand(sql, myConn);
        string name="";
        myConn.Open();
        SqlDataReader myDataReader = myComm.ExecuteReader();
        if(myDataReader.Read())
        {
            name = myDataReader.GetValue(0).ToString();
        }
        myConn.Close();
        Label1.Text ="欢迎   " +name+"   同学使用学生成绩管理系统智能！";
    }

    protected void LinkButton1_Click(object sender, EventArgs e)
    {
        this.Response.Redirect("登陆页面.aspx");
    }
}