Default.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;
// 下载于www.51aspx.com
using System.Data.SqlClient;

namespace TravelWeb
{
    public partial class _Default : System.Web.UI.Page
    {
        public string sql = null;
        protected void Page_Load(object sender, EventArgs e)
        { 
            GridViewDataBinding();
            sql = "select * from travel_lines order by travel_lines_id desc";
            Binddtlt(sql,linesDataList);
            Binddtlt(sql, DataList1);
            Binddtlt(sql, DataList2);
            sql = "select * from hotel_info order by hotel_id desc";
            Binddtlt(sql, hotelDataList);
            Binddtlt(sql, DataList3);
            Binddtlt(sql, DataList4);
           
        }

        public void Binddtlt(string sql,DataList dl)
        {
            string Id = Request.QueryString["id"];
            string sqldtlt = sql;
            DataTable dt = new DataTable();
            dt = DataConn.xiugai(sqldtlt);
            dl.DataSource = dt;
            dl.DataBind();

        }

        public void GridViewDataBinding()
        {
            SqlConnection conn;
            using (conn = DataConn.getSqlConnection())
            {
                try
                {
                    DataSet ds = DataConn.getDataSet("selectAttractionsHtml", conn);
                    GridView1.DataSource = ds.Tables[0].DefaultView;
                    GridView1.DataBind();
                }
                catch (Exception ex)
                {

                    Response.Write(ex.Message);