DateTimeImmutable::__set_state
DateTimeImmutable::setISODate
DateTimeImmutable
PHP Manual

# DateTimeImmutable::setDate

(PHP 5 >= 5.5.0, PHP 7)

DateTimeImmutable::setDate — Sets the date

### Description

public DateTimeImmutable DateTimeImmutable::setDate ( int `$year` , int `$month` , int `$day` )

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

DateTimeImmutable::__set_state
DateTimeImmutable::setISODate
DateTimeImmutable
PHP Manual