(PHP 5 >= 5.2.0, PHP 7) Returns the timezone offset

(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) Alias of

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

(PHP 4, PHP 5, PHP 7) Get Unix timestamp for a date

(PHP 4 >= 4.1.0, PHP 5, PHP 7) Converts from Julian Day Count to a supported calendar

(PHP 5 >= 5.3.0, PHP 7) Get info about given date formatted according to the specified format

(PHP 4, PHP 5, PHP 7) Returns a month name string

(PHP 5 >= 5.1.3, PHP 7) Returns the timezone name from abbreviation