goumai_updt.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 goumai_updt : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

        if (!IsPostBack)
        {
			
		    
			
			
            string sql;
            sql = "select * from goumai where id=" + Request.QueryString["id"].ToString().Trim() ;
            getdata(sql);
        }
    }

	

    private void getdata(string sql)
    {
        DataSet result = new DataSet();
        result = new Class1().hsggetdata(sql);
        if (result != null)
        {
            if (result.Tables[0].Rows.Count > 0)
            {
                chanpinbianhao.Text = result.Tables[0].Rows[0]["chanpinbianhao"].ToString().Trim();
                chanpinleixing.Text = result.Tables[0].Rows[0]["chanpinleixing"].ToString().Trim();
                chanpinmingcheng.Text = result.Tables[0].Rows[0]["chanpinmingcheng"].ToString().Trim();
                chuchangriqi.Text = result.Tables[0].Rows[0]["chuchangriqi"].ToString().Trim();
                chanpintupian.Text = result.Tables[0].Rows[0]["chanpintupian"].ToString().Trim();
                chanpinjiage.Text = result.Tables[0].Rows[0]["chanpinjiage"].ToString().Trim();
                chanpinjieshao.Text = result.Tables[0].Rows[0]["chanpinjieshao"].ToString().Trim();
                goumaishijian.Text = DateTime.Parse(result.Tables[0].Rows[0]["goumaishijian"].ToString().Trim()).ToShortDateString();
                goumaishuliang.Text = result.Tables[0].Rows[0]["goumaishuliang"].ToString().Trim();
                zongjine.Text = result.Tables[0].Rows[0]["zongjine"].ToString().Trim();
                goumairen.Text = result.Tables[0].Rows[0]["goumairen"].ToString().Trim();
                
                
            }
        }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        
        string sql;
        
        sql = "update goumai set chanpinbianhao='" + chanpinbianhao.Text.ToString().Trim() + "',chanpinleixing='" + chanpinleixing.Text.ToString().Trim() + "',chanpinmingcheng='" + chanpinmingcheng.Text.ToString().Trim() + "',chuchangriqi='" + chuchangriqi.Text.ToString().Trim() + "',chanpintupian='" + chanpintupian.Text.ToString().Trim() + "',chanpinjiage='" + chanpinjiage.Text.ToString().Trim() + "',chanpinjieshao='" + chanpinjieshao.Text.ToString().Trim() + "',goumaishijian='" + goumaishijian.Text.ToString().Trim() + "',goumaishuliang='" + goumaishuliang.Text.ToString().Trim() + "',zongjine='" + zongjine.Text.ToString().Trim() + "',goumairen='" + goumairen.Text.ToString().Trim() + "' where id=" + Request.QueryString["id"].ToString().Trim();