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<?php
namespace Popy\Calendar\Converter\LeapYearCalculator;
use Popy\Calendar\Converter\SimpleLeapYearCalculatorInterface;
/**
* Futuristic leap day implementation, more precise than the modern one,
* but not officially used.
*/
class Futuristic implements SimpleLeapYearCalculatorInterface
{
* @inheritDoc
public function isLeapYear($year)
return !($year % 4) && ($year % 100)
|| !($year % 400) && ($year % 2000)
|| !($year % 4000) && ($year % 20000)
;
}
popy-dev /
popy-calendar
