(PHP 5, PHP 7) Checks if class is abstract public

(PHP 5, PHP 7) Checks if user defined public

(PHP 5, PHP 7) Gets properties public array

(PHP 5 >= 5.1.0, PHP 7) Gets doc comments

(PHP 5 >= 5.1.0, PHP 7) Checks if constant is defined

(PHP >= 5.4.0) Returns an array of trait aliases

(PHP 5, PHP 7) Checks class for instance public

(PHP 5 >= 5.1.0, PHP 7) Checks if property is defined

(PHP 5 >= 5.1.3, PHP 7) Creates a new class instance from given arguments.

(PHP 5, PHP 7) Checks if a subclass public bool