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
{
    SqlData data = new SqlData();
    protected void Page_Load(object sender, EventArgs e)
    {
        if (Session["Admin"] == null)
        {
            Alert.Alert1("登陆信息已失效，请重新登陆");
            Alert.Out();
        }

        if (!IsPostBack)
        {
            SqlData data = new SqlData();

            int id = int.Parse(Request.QueryString["id"].ToString());
            SqlDataReader dr = data.GetDataReader("select * from Admin where id=" + id);
            dr.Read();

            txtname.Text = dr["Name"].ToString();

        }
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        int id = int.Parse(Request.QueryString["id"].ToString());
        data.RunSql("update Admin set Name='" + txtname.Text + "' where id=" + id);
        Alert.AlertAndRedirect("修改成功", "Admin.aspx");
    }
}