(PHP 5 >= 5.3.0, PHP 7) Gets the Unix timestamp

(PHP 5 >= 5.2.0, PHP 7) Returns associative array with detailed info about given date

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

(PHP 5 >= 5.3.0, PHP 7) Alias of

(PHP 5 >= 5.2.0, PHP 7) Alias of

(PHP 5, PHP 7) Format a local time/date as integer

(PHP 5 >= 5.3.0, PHP 7) Alias of

(PHP 5 >= 5.3.0, PHP 7) Alias of

(PHP 5 >= 5.2.0, PHP 7) Sets the time zone for the DateTime object

(PHP 5 >= 5.2.0, PHP 7) Alias of