teacher/TupdateDuoxuan.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 teacher_TupdateDuoxuan : System.Web.UI.Page
{
    private static int id;
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["teacher"] == null)
        {
            Response.Redirect("../Login.aspx");
        }
        if (!IsPostBack)
        {
            id = Convert.ToInt32(Request.QueryString["Eid"]);
            SqlConnection conn = BaseClass.DBCon();
            conn.Open();
            SqlCommand cmd = new SqlCommand("select * from duoxuan_test where ID=" + id, conn);
            SqlDataReader sdr = cmd.ExecuteReader();
            sdr.Read();
            txtsubject.Text = sdr["testContent"].ToString();
            txtAnsA.Text = sdr["testAns1"].ToString();
            txtAnsB.Text = sdr["testAns2"].ToString();
            txtAnsC.Text = sdr["testAns3"].ToString();
            txtAnsD.Text = sdr["testAns4"].ToString();
            //答案
            string daan = sdr["rightAns"].ToString();
            string[] str = daan.Split(',');
            foreach (string i in str)
            {
                if (i == "1")
                {
                    this.CheckBox1.Checked = true;
                }
                if (i == "2")
                {
                    this.CheckBox2.Checked = true;
                }
                if (i == "3")
                {
                    this.CheckBox3.Checked = true;
                }
                if (i == "4")
                {
                    this.CheckBox4.Checked = true;
                }
            }

            string fb = sdr["pub"].ToString();
            if (fb == "1")
                cbFB.Checked = true;