PriorityQueue::top

    (Available since version 1.0)

    PriorityQueue::top — Peeks at the node from the top of the queue

    Description

    public mixed PriorityQueue::top ( void )

    Returns the value at the top of the queue without removing it.

    Parameters

    This function has no parameters.

    Return Values

    The value or priority (or both) of the top node, depending on the extract flag.

    Errors/Exceptions

    Throws SEIDS::Heaps::PeekException when the data-structure is empty.

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