DateTimeImmutable::sub
(PHP 5 >= 5.5.0, PHP 7)
DateTimeImmutable::sub — Subtracts an amount of days, months, years, hours, minutes and seconds
说明
Like DateTime::sub() but works with DateTimeImmutable.
(PHP 5 >= 5.5.0, PHP 7)
DateTimeImmutable::sub — Subtracts an amount of days, months, years, hours, minutes and seconds
Like DateTime::sub() but works with DateTimeImmutable.