Ds\PriorityQueue::allocate
(PECL ds >= 1.0.0)
Ds\PriorityQueue::allocate — Allocates enough memory for a required capacity.
설명
public void Ds\PriorityQueue::allocate
( int
$capacity
)Ensures that enough memory is allocated for a required capacity. This removes the need to reallocate the internal as values are added.
인수
-
capacity -
The number of values for which capacity should be allocated.
Note:
Capacity will stay the same if this value is less than or equal to the current capacity.
Note:
Capacity will always be rounded up to the nearest power of 2.
반환값
값을 반환하지 않습니다.
예제
Example #1 Ds\PriorityQueue::allocate() example
<?php
$queue = new \Ds\PriorityQueue();
var_dump($queue->capacity());
$queue->allocate(100);
var_dump($queue->capacity());
?>
위 예제의 출력 예시:
int(8) int(128)
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