chengji/chengjimod.aspx.cs

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using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using dao;
public partial class chengjimod : System.Web.UI.Page
{
    string id = "";
    protected void Page_Load(object sender, EventArgs e)
    {
        id = Request.QueryString["id"].ToString();
        if (!IsPostBack)
        {

            string sql = "select * from chengji where cjid='" + id + "'";
            DataTable dt = DBHelper.GetDataSet(sql);
            if (dt.Rows.Count > 0)
            {
               this.cj.Text =dt.Rows[0]["cj"].ToString();
this.kc.Text =dt.Rows[0]["kc"].ToString();
this.xs.Text =dt.Rows[0]["xs"].ToString();
this.djsj.Text =dt.Rows[0]["djsj"].ToString();


     
            }
        }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
      string cj=this.cj.Text;//成绩
string kc=this.kc.Text;//课程
string xs=this.xs.Text;//学生
string djsj=this.djsj.Text;//登记时间

		
     
        string sql = "update chengji set  cj='"+cj+"',kc='"+kc+"',xs='"+xs+"',djsj='"+djsj+"' where cjid ='"+id+"'";
        int row = 0;
        try
        {
            row = DBHelper.ExecuteCommand(sql);
        }
        catch (Exception ex)
        {
            MessageBox.ShowAndRedirect(this.Page, ex.Message, "chengjilist.aspx");

        }
        MessageBox.ShowAndRedirect(this.Page, "修改成功", "chengjilist.aspx");
    }
}