(PHP 5 >= 5.5.0, PHP 7) Sets the time public

(PHP 5 >= 5.5.0, PHP 7) Sets the date and time based on an Unix timestamp

(PHP 5 >= 5.5.0, PHP 7) The __set_state handler

(PHP 5 >= 5.5.0, PHP 7) Sets the time zone

(PHP 5 >= 5.5.0, PHP 7) Sets the date public

(PHP 5 >= 5.5.0, PHP 7) Creates a new object with modified timestamp

(PHP 5 >= 5.5.0, PHP 7) Adds an amount of days, months, years, hours, minutes and seconds

(PHP 5 >= 5.5.0, PHP 7) Returns new DateTimeImmutable object

(PHP 5 >= 5.5.0, PHP 7) Subtracts an amount of days, months, years, hours, minutes and seconds

(PHP 5 >= 5.5.0, PHP 7) Returns new DateTimeImmutable object formatted according to the specified format