C#验证邮箱格式正则表达式

　　　　  /// <summary>
        /// 验证邮箱格式
        /// </summary>
        /// <param name="email"></param>
        /// <returns></returns>
        public static bool IsValidEmail(string email)
        {
            return Regex.IsMatch(email, @"^[A-Za-z0-9\u4e00-\u9fa5]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$");
        }