SplPriorityQueue::valid
(PHP 5 >= 5.3.0, PHP 7)
SplPriorityQueue::valid — Check whether the queue contains more nodes
Description
public SplPriorityQueue::valid
( void
) : bool
Checks if the queue contains any more nodes.
Parameters
This function has no parameters.
Return Values
Returns TRUE if the queue contains any more nodes, FALSE otherwise.
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