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    SplHeap::key

    (PHP 5 >= 5.3.0, PHP 7)

    SplHeap::key — Return current node index

    Descrierea

    public SplHeap::key ( ) : mixed

    This function returns the current node index

    Parametri

    Această funcție nu are parametri.

    Valorile întoarse

    The current node index.

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