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    InternalIterator::key

    (PHP 8)

    InternalIterator::key — Return the key of the current element

    Descrizione

    public function InternalIterator::key(): mixed

    Returns the key of the current element.

    Elenco dei parametri

    Questa funzione non contiene parametri.

    Valori restituiti

    Returns the key of the current element.

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