(PHP 5 >= 5.2.0, PHP 7) Sets the time public
(PHP 5 >= 5.2.0, PHP 7) Alters the timestamp
(PHP 5 >= 5.2.0, PHP 7) The __wakeup handler
(PHP 5 >= 5.3.0, PHP 7) Returns the difference between two DateTime objects
(PHP 5 >= 5.3.0, PHP 7) Sets the date and time based on an Unix timestamp
(PHP 5 >= 5.2.0, PHP 7) Return time zone relative to given DateTime
(PHP 5 >= 5.3.0, PHP 7) Returns the warnings and errors
(PHP 5 >= 5.2.0, PHP 7) Sets the date public
Page 2 of 2