SplDoublyLinkedList
PHP Manual

SplDoublyLinkedList::valid

(PHP 5 >= 5.3.0)

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

Descripción

bool SplDoublyLinkedList::valid ( void )

Checks if the doubly linked list contains any more nodes.

Parámetros

Esta función no tiene parámetros.

Valores devueltos

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


SplDoublyLinkedList
PHP Manual