getDayOfYear static method
get day of year.
Implementation
static int getDayOfYear(DateTime dateTime) {
int year = dateTime.year;
int month = dateTime.month;
int days = dateTime.day;
for (int i = 1; i < month; i++) {
days = days + MONTH_DAY[i]!;
}
if (isLeapYearByYear(year) && month > 2) {
days = days + 1;
}
return days;
}