cheliang/cheliangmod.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;
using dao;
public partial class cheliang_cheliangmod : System.Web.UI.Page
{
    string id = "";
    protected void Page_Load(object sender, EventArgs e)
    {
        id = Request.QueryString["id"].ToString();
        if (!IsPostBack)
        {

            string sql = "select * from cheliang where clid='" + id + "'";
            DataTable dt = DBHelper.GetDataSet(sql);
            if (dt.Rows.Count > 0)
            {
               this.cp.Text =dt.Rows[0]["cp"].ToString();
this.ys.Text =dt.Rows[0]["ys"].ToString();
this.cx.Text =dt.Rows[0]["cx"].ToString();
this.tp.Text =dt.Rows[0]["tp"].ToString();
this.pp.Text =dt.Rows[0]["pp"].ToString();
this.cz.Text =dt.Rows[0]["cz"].ToString();
this.djsj.Text =dt.Rows[0]["djsj"].ToString();
this.bz.Text =dt.Rows[0]["bz"].ToString();
this.zt.Text =dt.Rows[0]["zt"].ToString();


     
            }
        }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
      string cp=this.cp.Text;//车牌
string ys=this.ys.Text;//颜色
string cx=this.cx.Text;//车型
string tp=this.tp.Text;//图片
string pp=this.pp.Text;//品牌
string cz=this.cz.Text;//车主
string djsj=this.djsj.Text;//登记时间
string bz=this.bz.Text;//备注
string zt=this.zt.Text;//状态

		if(cp.Length==0){
MessageBox.Show(this.Page,"车牌不能为空");
return ;
}

if(ys.Length==0){
MessageBox.Show(this.Page,"颜色不能为空");