WEB_CORE/Swift.web/Helper/Extensions.cs

using Swift.web.Library;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;

namespace Swift.API.Common.Helper
{
   public static class Extensions
    {
        public static bool IsValidEmail(this string email)
        {
            return Regex.IsMatch(email ?? "", GetStatic.ReadWebConfig("regex"), RegexOptions.IgnoreCase);
        }
    }
}