SplDoublyLinkedList::offsetExists

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

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

    Beschreibung

    publicSplDoublyLinkedList::offsetExists(int$index): bool

    Parameter-Liste

    index

    The index being checked.

    Rückgabewerte

    true if the requested index exists, otherwise false

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