Editke.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 Editke : System.Web.UI.Page
{
    private readonly string SqlConnectionString = ConfigurationManager.AppSettings["ConnectionString"].ToString();
    private string BID;
    private int strID
    {
        get
        {
            return Convert.ToInt32(ViewState["_BID"]);
        }
        set
        {
            ViewState["_BID"] = Request.QueryString["BID"];
        }
    }
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            BID = Request["BID"].ToString();
            BindData(BID);
        }
    }
    private void BindData(string BID)
    {
        string sqlstr;
        sqlstr = "select * from leixing where id='" + BID + "'";
        SqlConnection scon = new SqlConnection(ConfigurationManager.AppSettings["ConnectionString"]);
        SqlCommand scm = new SqlCommand(sqlstr, scon);
        //打开数据库并执行查询操作 
        scon.Open();
        SqlDataReader dr = scm.ExecuteReader();
        if (dr.Read())
        {   //rukuDate,rukuBianma,huoName,shuliang,jinjia,zhonge,beizhu,ghdw,jingbanren
            this.TextBox1.Text = dr["kename"].ToString();
            this.TextBox2.Text = dr["xibie"].ToString(); 

        }
        //关闭数据库的连接
        dr.Close();
        scon.Close();
    }
    private bool kong()
    {
        if (this.TextBox1.Text == "")
        {
            Response.Write("<script language='javascript'>alert('其他不能为空！');</script>");
            return false;