SplPriorityQueue::current
SplPriorityQueue::insert
SplPriorityQueue
PHP Manual

# SplPriorityQueue::extract

(PHP 5 >= 5.3.0)

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

### 설명

mixed SplPriorityQueue::extract ( void )

### 인수

이 함수는 인수가 없습니다.

### 반환값

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

SplPriorityQueue::current
SplPriorityQueue::insert
SplPriorityQueue
PHP Manual