check.aspx.cs

如果不使用IIS,请先运行 XSP.exe,待提示已侦听 8080端口后

using System;
using System.Collections.Generic;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.Security;
using System.Text.RegularExpressions;

public partial class admin_Portal_Member_Check : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        //System.Threading.Thread.Sleep(1000);

        #region 用户名
        if (Request["username"] != null)
        {
            if (Membership.GetUser(Request["username"]) != null)
            {
                Response.Write("用户名已使用");
                Response.End();
            }
            else if (Request["username"].ToString().Trim() != "")
            {
                Response.Write("OK");
                Response.End();
            }
            else
            {
                Response.Write("请输入用户名");
                Response.End();
            }
        }
        #endregion

        #region 电子邮件
        if (Request["email"] != null)
        {
            if (!IsEmail(Request["email"]))
            {
                Response.Write("电子邮件地址格式错误");
                Response.End();
            }
            if ( !string.IsNullOrEmpty( Membership.GetUserNameByEmail(Request["email"])))
            {
                Response.Write("电子邮件地址已被使用");
                Response.End();
            }
            else if (Request["email"].ToString().Trim() != "")
            {
                Response.Write("OK");
                Response.End();
            }
            else 
            {
                Response.Write("请输入邮件地址");
                Response.End();
            }
        }
        #endregion

        
    }

    private bool IsEmail(string email)
    {
        Regex reg = new Regex(@"^[a-z]([a-z0-9]*[-_]?[a-z0-9]+)*@([a-z0-9]*[-_]?[a-z0-9]+)+[\.][a-z]{2,3}([\.][a-z]{2})?$", RegexOptions.IgnoreCase );
        return reg.IsMatch(email );
    }


}