ModifyMyInfo.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 ModifyMyInfo : System.Web.UI.Page
{
    SqlHelper data = new SqlHelper();
    protected void Page_Load(object sender, EventArgs e)
    {
        this.Title = "大学生家教平台网站";
        if (!IsPostBack)
        {
            SqlHelper data = new SqlHelper();
            string  id = Session["UserId"].ToString();
            SqlDataReader dr = data.GetDataReader("select * from Users where id=" + id);
            dr.Read();
           txtname.Text= dr["UserName"].ToString();
           XingMing.Text = dr["XingMing"].ToString();
           Age.Text = dr["Age"].ToString();
           txtds.Text= dr["Ds"].ToString();
           txtemal.Text = dr["emal"].ToString();
           XueXiao.Text = dr["XueXiao"].ToString();
           pic.Text = dr["Photo"].ToString();
          Image1.ImageUrl = dr["Photo"].ToString();
          Tel.Text = dr["Tel"].ToString();
        }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string id = Session["UserId"].ToString();
        data.RunSql("update  Users set UserName='" + txtname.Text + "',XingMing='" + XingMing.Text + "',Age='" + Age.Text + "',Ds='" + txtds.Text + "',emal='" + txtemal.Text + "',XueXiao='" + XueXiao.Text + "',Tel='" + Tel.Text + "',Photo='"+pic.Text+"' where id=" + id);
        Alert.AlertAndRedirect("修改成功", "UserHome.aspx");

    }
    protected void Button2_Click(object sender, EventArgs e)
    {
        string res;
        upload up = new upload();
        res = up.Up(file1, "userfiles/");
        this.Label1.Visible = true;
        this.Label1.Text = up.Resup[Convert.ToInt32(res)];
        this.pic.Text = up.s;
        Image1.ImageUrl = pic.Text;
    }
}