PHP 7.4.0RC4 Released!

Ds\PriorityQueue::allocate

(PECL ds >= 1.0.0)

Ds\PriorityQueue::allocateAllocates enough memory for a required capacity

Descripción

public Ds\PriorityQueue::allocate ( int $capacity ) : void

Ensures that enough memory is allocated for a required capacity. This removes the need to reallocate the internal as values are added.

Parámetros

capacity

The number of values for which capacity should be allocated.

Nota:

Capacity will stay the same if this value is less than or equal to the current capacity.

Nota:

Capacity will always be rounded up to the nearest power of 2.

Valores devueltos

No devuelve ningún valor.

Ejemplos

Ejemplo #1 Ds\PriorityQueue::allocate() example

<?php
$queue 
= new \Ds\PriorityQueue();
var_dump($queue->capacity());

$queue->allocate(100);
var_dump($queue->capacity());
?>

El resultado del ejemplo sería algo similar a:

int(8)
int(128)
add a note add a note

User Contributed Notes

There are no user contributed notes for this page.
To Top