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

(PHP 5, PHP 7) The current active sub iterator

(PHP 5 >= 5.4.0, PHP 7) Calculate a unique identifier for the contained objects

(PHP 5 >= 5.3.0, PHP 7) Returns a PHP array from the fixed array

(PHP 5 >= 5.3.0, PHP 7) Return current node index

(PHP 5 >= 5.1.0, PHP 7) Gets the behavior flags.

(PHP 5, PHP 7) Rewind the iterator to the first element of the top level inner iterator

(PHP 5 >= 5.1.2, PHP 7) Unregister given function as __autoload() implementation

(PHP 5 >= 5.1.0, PHP 7) Returns the inner iterator for the current entry.

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