Php/docs/datetimeimmutable.setisodate
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DateTimeImmutable::setISODate
(PHP 5 >= 5.5.0, PHP 7)
DateTimeImmutable::setISODate — Sets the ISO date
Description
public DateTimeImmutable::setISODate
( int $year
, int $week
[, int $day
= 1
] ) : DateTimeImmutable
Like DateTime::setISODate() but works with DateTimeImmutable.