LocalDate constructor
LocalDate(
- int year,
- int month,
- int day, [
- CalendarSystem? calendar,
- Era? era,
Constructs an instance for the given year, month and day in the specified or ISO calendar.
year
: The year. This is the 'absolute year', so a value of 0 means 1 BC, for example.month
: The month of year.day
: The day of month.calendar
: Calendar system in which to create the date, which defaults to the ISO calendar.era
: The era within which to create a date. Must be a valid era within the specified calendar.
Returns: The resulting date.
- RangeError: The parameters do not form a valid date.
Implementation
factory LocalDate(int year, int month, int day, [CalendarSystem? calendar, Era? era])
{
CalendarOrdinal ordinal;
if (calendar == null) {
if (era != null) year = CalendarSystem.iso.getAbsoluteYear(year, era);
GregorianYearMonthDayCalculator.validateGregorianYearMonthDay(year, month, day);
ordinal = CalendarOrdinal.iso;
} else {
if (era != null) year = calendar.getAbsoluteYear(year, era);
ICalendarSystem.validateYearMonthDay(calendar, year, month, day);
ordinal = ICalendarSystem.ordinal(calendar);
}
return LocalDate._trusted(YearMonthDayCalendar(year, month, day, ordinal));
}