(PHP 5 >= 5.3.0, PHP 7) Returns new DateTime object formatted according to the specified format

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

(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) Sets the time zone

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

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

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

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

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