SplPriorityQueue
PHP Manual

SplPriorityQueue::count

(PHP 5 >= 5.3.0, PHP 7)

SplPriorityQueue::countCounts the number of elements in the queue.

설명

public int SplPriorityQueue::count ( void )

인수

이 함수는 인수가 없습니다.

반환값

Returns the number of elements in the queue.


SplPriorityQueue
PHP Manual