PHP 8.4.0 RC4 available for testing

    IteratorIterator::key

    (PHP 5 >= 5.1.0, PHP 7, PHP 8)

    IteratorIterator::key — Get the key of the current element

    Descrizione

    public IteratorIterator::key(): mixed

    Get the key of the current element.

    Elenco dei parametri

    Questa funzione non contiene parametri.

    Valori restituiti

    The key of the current element.

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