(PECL wincache >= 1.0.0) Retrieves information about files cached in the opcode cache

(PECL apc >= 3.1.1) Move pointer to next item

(PHP 4 >= 4.3.0, PHP 5, PHP 7) Return a list of .ini files parsed from the additional ini dir

(PECL apcu >= 4.0.0) Updates an old value with a new value

(PHP 4 >= 4.3.2, PHP 5, PHP 7) Returns the amount of memory allocated to PHP

(PECL apc >= 3.1.4) Output a binary dump of cached files and user variables to a file

(PECL apc >= 3.1.1) Updates an old value with a new value

(PECL wincache >= 1.1.0) Compares the variable with old value and assigns new value to it

(PECL uopz >= 1.0.3) Restore a previously backed up function

(PECL weakref >= 0.1.0) Acquires a strong reference on that object