getDaysForMonth method
Implementation
int getDaysForMonth(int month, int year) {
// month is 0-based
if (month == 1) {
bool is29Feb = false;
if (year < 1582) {
is29Feb = (year < 1 ? year + 1 : year) % 4 == 0;
} else if (year > 1582) {
is29Feb = year % 4 == 0 && (year % 100 != 0 || year % 400 == 0);
}
return is29Feb ? 29 : 28;
}
if (month == 3 || month == 5 || month == 8 || month == 10) {
return 30;
} else {
return 31;
}
}