(PHP 5 >= 5.3.0, PHP 7) Constructs a new queue implemented using a doubly linked list

(PHP 5 >= 5.3.0, PHP 7) Returns the data associated with the current iterator entry

(PHP 5, PHP 7) Return available SPL classes array

(PHP 5 >= 5.1.0, PHP 7) Gets the iterator classname for the ArrayObject.

(PHP 5 >= 5.3.0, PHP 7) Constructs a new fixed array

(PHP 5 >= 5.4.0, PHP 7) Unserializes the storage

(PHP 5 >= 5.1.2, PHP 7) Default implementation for __autoload()

(PHP 5 >= 5.3.0, PHP 7) Sets the value at the specified $index to $newval

(PHP 5 >= 5.1.0, PHP 7) Gets line from file

(PHP 5 >= 5.3.0, PHP 7) Sets the data associated with the current iterator entry