(PHP 4 >= 4.3.0, PHP 5, PHP 7) Restores the value of the include_path configuration option

(PECL weakref >= 0.1.0) Returns the object pointed to by the weak reference

(PECL runkit >= 0.7.0) Convert an inherited class to a base class, removes any method whose scope is ancestral

(PECL apc >= 3.1.1) Get total cache size public

(PHP 4, PHP 5, PHP 7) Restores the value of a configuration option

(PECL bcompiler >= 0.5) Writes a defined constant as bytecodes

(PHP 4, PHP 5, PHP 7) Checks if assertion is FALSE

(PECL wincache >= 1.0.0) Retrieves information about file cache memory usage

(PHP 5 >= 5.6.0, PHP 7, PECL ZendOpcache >= 7.0.4) Tells whether a script is cached in OPCache

(PECL apcu >= 5.0.0) Move pointer to next item