System.Globalization.EastAsianLunisolarCalendar.GetDaysInYear C# (CSharp) Method

        public override int GetDaysInYear(int year, int era) {
            year = CheckYearRange(year, era);

            int Days = 0;
            int monthsInYear = InternalIsLeapYear(year) ? 13 : 12;

            while (monthsInYear != 0)
                Days += InternalGetDaysInMonth(year, monthsInYear--);

            return Days;
        }