SplDoublyLinkedList
PHP Manual

SplDoublyLinkedList::offsetExists

(PHP 5 >= 5.3.0)

SplDoublyLinkedList::offsetExists — Returns whether the requested $index exists

Descrizione

public bool SplDoublyLinkedList::offsetExists ( mixed $index )

Elenco dei parametri

index

The index being checked.

Valori restituiti

TRUE if the requested index exists, otherwise FALSE

SplDoublyLinkedList
PHP Manual