Determine if the current year is a leap year.
let leap_year = year % 4 == 0 && (year % 100 != 0 || year % 400 == 0);
final thisYear = DateTime.now().year; final isLeap = DateTime(year, 2, 29).month == 2;
import static java.lang.Integer.parseInt; import static java.lang.System.currentTimeMillis;
int y = parseInt("%tY".formatted(currentTimeMillis())); boolean b = y % 4 == 0 && (y % 100 != 0 || y % 400 == 0);
import java.time.Year;
boolean b = Year.now().isLeap();
SysUtils
if IsLeapYear(SomeYear) then writeln('SomeYear is a leap year')
import calendar import datetime
if calendar.isleap(datetime.date.today().year): print('This year is a leap year.')
y % 4 == 0 and (y % 100 != 0 or y % 400 == 0)
from datetime import date from calendar import isleap
y = date.today().year isleap(y)
require 'date'
Date.leap?( Date.today.year )
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