(PHP 5, PHP 7) Gets default properties public

(PHP >= 5.4.0) Returns whether this is a trait

(PHP 5, PHP 7) Gets the filename of the file in which the class has been defined

(PHP 5, PHP 7) Gets defined constant public mixed

(PHP 5, PHP 7) Checks if class is defined internally by an extension, or the core

(PHP 5, PHP 7) Checks if iterateable public bool

(PHP 5, PHP 7) Gets static properties public

(PHP 5, PHP 7) Checks if the class is an interface

(PHP >= 5.4.0) Creates a new class instance without invoking the constructor.

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