firstDayOfYear static method
Returns DateTime that represents a beginning
of the first day of the year containing date
.
Example: (2020, 3, 9, 15, 16) -> (2020, 1, 1, 0, 0, 0, 0).
Implementation
static DateTime firstDayOfYear(DateTime dateTime) {
return _date(dateTime.isUtc, dateTime.year, 1, 1);
}