DateTimeImmutable::setISODate

(PHP 5 >= 5.5.0, PHP 7, PHP 8)

DateTimeImmutable::setISODateSets the ISO date

说明

public DateTimeImmutable::setISODate ( int $year , int $week , int $dayOfWeek = 1 ) : DateTimeImmutable

Like DateTime::setISODate() but works with DateTimeImmutable.