admin/productkan.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_productkan : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        Label2.Visible = false;
        if (!IsPostBack)
        {

            string mysql = "select * from product where pid='" + Request.QueryString["id"] + "'";
            SqlDataReader dr = Class1.sqrea(mysql);
            if (dr.Read())
            {
                TextBox1.Text = dr["productname"].ToString();
                TextBox2.Text = dr["masterprice"].ToString();

                TextBox3.Text = dr["hotprice"].ToString();
                TextBox4.Text = dr["productguanjian"].ToString();
                TextBox5.Text = dr["productchu"].ToString();
                TextBox6.Text = dr["guige"].ToString();
                TextBox7.Text = dr["pkc"].ToString();
                TextBox8.Text = dr["jifen"].ToString();
                TextBox9.Text = dr["zenpin"].ToString();

                Free1.Text= dr["productintroduce"].ToString();
                DropDownList3.SelectedValue = dr["newproduct"].ToString();
                Image1.ImageUrl ="~/"+dr["productimage"].ToString();
                string mysql2 = "select * from leibie";
                DropDownList1.DataSource = Class1.gd(mysql2);
                DropDownList1.DataTextField = "classname";
                DropDownList1.DataValueField = "classid";
                DropDownList1.SelectedValue = dr["classid"].ToString();
                DropDownList1.DataBind();

                string mysql3 = "select * from leibiex where classid='"+DropDownList1.SelectedValue+"'";
                DropDownList2.DataSource = Class1.gd(mysql3);
                DropDownList2.DataTextField = "classxname";
                DropDownList2.DataValueField = "classxid";
                DropDownList2.SelectedValue = dr["classxid"].ToString();
                DropDownList2.DataBind();

             /*   Label3.Text = dr["lastusername"].ToString();
                Label4.Text = dr["lasttime"].ToString();
                
                //Image1.ImageUrl = "~/" + "image/ba.jpg";
*/
            }
        }

    }