SplPriorityQueue::extract

(PHP 5 >= 5.3.0)

SplPriorityQueue::extract — Extracts a node from top of the heap and sift up.

public mixed SplPriorityQueue::extract ( void )

이 함수는 인수가 없습니다.

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