Admin/ModifyCourseInfo.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 Admin_ModifyCourseInfo : System.Web.UI.Page
{
    SqlHelper data = new SqlHelper();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
          
            SqlDataReader dr = data.GetDataReader("select * from CourseInfo where id=" + Request.QueryString["id"].ToString());
            if (dr.Read())
            {

                TextBox2.Text = dr["name"].ToString();
                TextBox1.Text = dr["xueNian"].ToString();
                TextBox3.Text = dr["DiDian"].ToString();
                TextBox4.Text = dr["ShengKeSJ"].ToString();
                TextBox5.Text = dr["ZuiDaRenShu"].ToString();
             

            }
        }
    }
  
    protected void Button1_Click(object sender, EventArgs e)
    {
        data.RunSql("update CourseInfo set  name='" + TextBox2.Text + "',xueNian='" + TextBox1.Text + "',DiDian='" + TextBox3.Text + "',ShengKeSJ='" + TextBox4.Text + "',ZuiDaRenShu='" + TextBox5.Text + "'   where id=" + Request.QueryString["id"].ToString());
        Alert.AlertAndRedirect("修改成功", "CourseInfoManger.aspx");
    }
}