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楼主 |
发表于 2013-5-17 21:50:08
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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 System.Data.SqlClient;
public partial class 订单页1 : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
SqlConnection con = new SqlConnection(@"server=.\sqlexpress;database=stu;trusted_connection=true");
SqlCommand cmd = new SqlCommand();
SqlDataAdapter sda = new SqlDataAdapter();
DataSet ds = new DataSet();
sda.SelectCommand =
new SqlCommand("select * from Chair,Train where Chair.id= Train.id and Train.id='" + Session["id"].ToString() + "' ", con);
sda.Fill(ds);
DropDownList1.DataTextField = "seat";
DropDownList1.DataValueField = "price";
DropDownList1.DataSource = ds.Tables[0];
DropDownList1.DataBind();
//ds.Dispose();
}
}
protected void DropDownList1_SelectedIndexChanged(object sender, EventArgs e)
{
Response.Write("value:" + DropDownList1.SelectedValue);//值为no.
Response.Write("no:" + DropDownList1.SelectedIndex);
}
} |
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