shengchengdingdan_add.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;

public partial class shengchengdingdan_add : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        string sql5;
        sql5 = "select * from gouwuche where goumairen='" + Session["username"].ToString().Trim() + "' and issh='否'";
        DataSet result5 = new DataSet();
        result5 = new Class1().hsggetdata(sql5);
        if (result5 != null)
        {
            if (result5.Tables[0].Rows.Count == 0)
            {
                Response.Write("<script>javascript:alert('您购物车里的都已经下单了，不能再生成订单！');location.href='sy.aspx'</script>");
                Response.End();

            }
        }

		if (!IsPostBack)
        {
			//addlixandxongxlz
			//zdxlz
        
			Random rnd = new Random();
            int n = rnd.Next(100, 999);
            string newname =  DateTime.Now.Month.ToString().Trim() + DateTime.Now.Day.ToString().Trim() + DateTime.Now.Hour.ToString().Trim() + DateTime.Now.Minute.ToString().Trim() + DateTime.Now.Second.ToString().Trim() + n.ToString().Trim();
            dingdanhao.Text = newname;
            goumairen.Text = Session["username"].ToString().Trim();
            zongjine.Text = Request.QueryString["zongjinen"].ToString().Trim();
            string shanpianbianhaoz = "";
            string shanpianmingchengz = "";
            string goumaishuliangz = "";
            string shanpianxinxiz = "";
            string sql = "select * from gouwuche where goumairen='" + Session["username"].ToString().Trim() + "' and issh='否'";
             DataSet result = new DataSet();
        result = new Class1().hsggetdata(sql);
        if (result != null)
        {

            if (result.Tables[0].Rows.Count > 0)
            {

                int i = 0;

                for (i = 0; i < result.Tables[0].Rows.Count; i++)
                {
                    shanpianxinxiz = shanpianxinxiz + "商品编号：" + result.Tables[0].Rows[i]["shangpinbianhao"].ToString().Trim()+ ",商品名称： " + result.Tables[0].Rows[i]["shangpinmingcheng"].ToString().Trim()+ " ,购买数量：" + result.Tables[0].Rows[i]["goumaishuliang"].ToString().Trim()+"";

                }