(PHP 5, PHP 7) Clone final private void Ref

(PHP 5, PHP 7) Export public static string R

(PHP 5, PHP 7) Exports public static string

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

(PHP 5, PHP 7) Gets static properties public

(PHP 5, PHP 7) Print extension info public void

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

(PHP 5, PHP 7) Gets extension name public string

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

(PHP 5 >= 5.1.0, PHP 7) Invokes function args