= 5.5.0, PHP 7, PHP 8)DateTimeImmutable::add — Adds an amount of days, months, years, hours, minutes and seconds 說明publi">

DateTimeImmutable::add

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

DateTimeImmutable::add — Adds an amount of days, months, years, hours, minutes and seconds

說明

public DateTimeImmutable::add(DateInterval $interval): DateTimeImmutable

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