SplDoublyLinkedList::valid

(PHP 5 >= 5.3.0, PHP 7)

SplDoublyLinkedList::valid — Check whether the doubly linked list contains more nodes

Descrierea

public SplDoublyLinkedList::valid ( void ) : bool

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.