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

(PHP 5, PHP 7) Gets default properties public

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

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

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

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

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

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

(PHP 5, PHP 7) Gets static properties public

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