(PHP 5 >= 5.3.0, PHP 7) Check whether the queue contains more nodes

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

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

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

(PHP 5 >= 5.1.0, PHP 7) End children public

(PHP 5 >= 5.1.2, PHP 7) Tells if the file is a link

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

(PHP 5 >= 5.1.0, PHP 7) Notify an observer

(PHP 5 >= 5.1.2, PHP 7) SplFileObject does not have children

(PHP 5 >= 5.2.0, PHP 7) Return hash id for given object