SplPriorityQueue::top
(PHP 5 >= 5.3.0, PHP 7)
SplPriorityQueue::top — Peeks at the node from the top of the queue
Description
public SplPriorityQueue::top ( ) : mixed
Parameters
This function has no parameters.
Return Values
The value or priority (or both) of the top node, depending on the extract flag.
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https://www.php.net/manual/en/splpriorityqueue.top.php