php8.5
/
Download
Home/ Manual/ spl / spldoublylinkedlist/ SplDoublyLinkedList::offsetExists

SplDoublyLinkedList::offsetExists

PHP function Edit on GitHub ✎

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

Returns whether the requested $index exists

Description

SplDoublyLinkedList::offsetExists(int $index): bool

Parameters

index

The index being checked.

Return Values

true if the requested index exists, otherwise false

Source: reference/spl/spldoublylinkedlist/offsetexists.xml · from the official PHP manual (php/doc-en)