Admin/ModifyAdmin.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 Admin_ModifyAdmin : System.Web.UI.Page
{

    SqlHelper data = new SqlHelper();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {

            GetDate();
        }
    }

    private void GetDate()
    {
        int id = int.Parse(Request.QueryString["id"].ToString());
        SqlDataReader dr = data.GetDataReader("select * from Admin where id=" + id);
        dr.Read();
        TextBox1.Text = dr["Name"].ToString();

    }

    protected void btn_Submit_Click(object sender, EventArgs e)
    {
        int id = int.Parse(Request.QueryString["id"].ToString());
        data.RunSql("update Admin set Name='" + TextBox1.Text + "' where id=" + id);
        Alert.AlertAndRedirect("修改成功！", "AdminManger.aspx");

    }

}