ʵÀýÆÊÎöxmlÓ¦Óã¨1£©

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;
 //µ¼ÈëʹÓÃxmlÓ¦ÓÃËùÐèµÄÃüÃû¿Õ¼ä
using System.Xml.XPath;
using System.Xml;
using System.IO;
using System.Xml.Xsl;
public partial class login0 : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
    }
    protected void btnok_Click(object sender, EventArgs e)
    {
        DataSet ds = new DataSet();//н¨Êý¾Ý¼¯¶ÔÏó
        ds.ReadXml(Server.MapPath("ad/user.xml"));//ʹÓøöÔÏóµÄReadXml()·½·¨·ÃÎÊxmlÎļþ
     
        DataTable dt = ds.Tables[0];//н¨Êý¾Ý±í¶ÔÏ󣬽«Êý¾Ý¼¯¶ÔÏóÖеĵÚÒ»¸ö±í¸³¸øÕâ¸ö¶ÔÏó
        DataRow[] dta = dt.Select("userName='" + userName.Text.Trim() + "'");//ÓÃÊý¾Ý±í¶ÔÏóµÄSelect()·½·¨²éѯËù¸øÌõ¼þÊÇ·ñ´æÔÚ
     
        if (dta != null && dta.Length > 0)//Èô´æÔÚ£¬Âú×ã¸ÃÌõ¼þµÄÐн«¸³¸ødtaÊý¾ÝÐм¯¶ÔÏó
        {
            DataRow dr = dta[0];//°Ñ¼¯ÖеÚÒ»Ðи³¸øÊý¾ÝÐжÔÏó
            string strPwd = (string)dr["userPwd"];//ÕÒ³ö¸ÃÐÐÖÐÃÜÂëÁУ¬¸³¸ø±äÁ¿strPwd
            if (strPwd == this.userPwd.Text.Trim())//Èç¹ûÓëÎı¾¿òÄÚÈÝÆ¥Åä
            {
 &nbs