SymfonyWorld Online 2022 Winter Edition

SplDoublyLinkedList::offsetExists

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

SplDoublyLinkedList::offsetExistsReturns whether the requested $index exists

Açıklama

public SplDoublyLinkedList::offsetExists(int $index): bool

Değiştirgeler

index

The index being checked.

Dönen Değerler

true if the requested index exists, otherwise false

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