Admin/HuoDong.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 HuoDong : System.Web.UI.Page
{
  
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            { 
                if (Request["ID"] != null)
                {
                    InitData();
                }
            }

        }
    protected void InitData()
    {
        string id = Request["ID"].ToString();
        try
        {
            string sql = "select * from Activity where a_Num=" + id;
            DataTable dt = DBHelper.GetDataSet(sql).Tables[0];
            if (dt.Rows.Count > 0)
            {
                this.TextBox1.Text = dt.Rows[0]["a_Name"].ToString();
                this.TextBox2.Text = dt.Rows[0]["a_Place"].ToString();
                this.TextBox3.Text = dt.Rows[0]["a_Point"].ToString();

                this.TextBox4.Text = dt.Rows[0]["a_Date1"].ToString();
                this.TextBox5.Text = dt.Rows[0]["a_Date2"].ToString();
                this.TextBox6.Text = dt.Rows[0]["a_State"].ToString();
                
            }
        }
        catch
        {
        }
    }

        protected void Button1_Click(object sender, EventArgs e)
        {

            string sql;
            if (Request["ID"] != null)
            {

                string id = Request["ID"].ToString();
                sql = "update Activity set a_Name='" + TextBox1.Text + "',a_Place='" + this.TextBox2.Text + "',a_Point='" + this.TextBox3.Text + "',a_Date1='" + this.TextBox4.Text + "',a_Date2='" + this.TextBox5.Text + "',a_State='" + this.TextBox6.Text + "' where a_Num=" + id;
                bool b = DBHelper.ExecSql(sql);