ServiceStack.Text.DateTimeExtensions.FromTimeOffsetString C# (CSharp) 메소드

        public static TimeSpan FromTimeOffsetString(this string offsetString)
        {
            if (!offsetString.Contains(":"))
                offsetString = offsetString.Insert(offsetString.Length - 2, ":");

            offsetString = offsetString.TrimStart('+');

            return TimeSpan.Parse(offsetString);
        }