BExIS.IO.IOUtility.ConvertDateToCulture C# (CSharp) Метод

        public static string ConvertDateToCulture(string dateAsString)
        {
            DateTime dateTime;

            if (DateTime.TryParse(dateAsString, out dateTime))
            {
                //return dateTime.ToString(CultureInfo.InvariantCulture);
                return dateTime.ToString(new CultureInfo("en-US"));
            }

            if (DateTime.TryParse(dateAsString, new CultureInfo("de-DE", false), DateTimeStyles.None, out dateTime))
            {
                return dateTime.ToString(new CultureInfo("en-US"));
            }

            if (DateTime.TryParse(dateAsString, new CultureInfo("en-US", false), DateTimeStyles.None, out dateTime))
            {
                return dateTime.ToString(new CultureInfo("en-US"));
            }

            if (DateTime.TryParse(dateAsString, CultureInfo.InvariantCulture, DateTimeStyles.None, out dateTime))
            {
                return dateTime.ToString(new CultureInfo("en-US"));
            }

            return null;
        }