AcManager.Tools.Helpers.AcStringValues.GetYearFromId C# (CSharp) 메소드

        public static int? GetYearFromId([NotNull] string id) {
            var result = IdYearRegex.Match(id);
            if (!result.Success) return null;
            return int.Parse(result.Value, NumberStyles.Any, CultureInfo.InvariantCulture);
        }