SplDoublyLinkedList
PHP Manual

SplDoublyLinkedList::valid

(PHP 5 >= 5.3.0, PHP 7)

SplDoublyLinkedList::validCheck whether the doubly linked list contains more nodes

Descrierea

public bool SplDoublyLinkedList::valid ( void )

Checks if the doubly linked list contains any more nodes.

Parametri

Această funcție nu are parametri.

Valorile întoarse

Returns TRUE if the doubly linked list contains any more nodes, FALSE otherwise.


SplDoublyLinkedList
PHP Manual