Web/AjaxServer/ajax.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;

namespace ClothesShop.Web.AjaxServer
{
    public partial class ajax : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {

            BLL.userinfo user = new ClothesShop.BLL.userinfo();
            string name = this.Request.QueryString["name"].ToString();
            //if (name != "")
            //{
                bool result = user.IsExtie(name);
                this.Response.Write(result == true ? "用户已存在,请换个用户名" : "用户不存在,你可以使用该用户名");
            //}
            //else
            //{
            //    this.Response.Write("请输入用户名");
            //}
        }
    }
}