DemoWebUI/student/result.aspx.cs

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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;

public partial class student_result : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["student"] == null)
        {
            Response.Redirect("../default.aspx");
        }
        else if (!IsPostBack)
        {
            bind();
        }
    }
    public void bind()
    {
        SqlConnection conn = baseClass.GetCon();
        conn.Open();
        SqlDataAdapter myda = new SqlDataAdapter("select * from score where stuID='" + Session["student"] + "' order by courseName", conn);
        DataSet myds = new DataSet();
        myda.Fill(myds, "score");
        GridView1.DataSource = myds;
        GridView1.DataKeyNames = new string[] { "id" };
        GridView1.DataBind();
        conn.Close();
    }
  
    protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        GridView1.PageIndex = e.NewPageIndex;
        string strsql = "select * from score where stuID='" + Session["student"] + "' order by courseName";
        baseClass.BindDG(GridView1, "ID", strsql, "studentinfo");
    }
}