International PHP Conference Berlin 2023

Ds\Deque::allocate

(PECL ds >= 1.0.0)

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

Descripción

public Ds\Deque::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\Deque::allocate() example

<?php
$deque 
= new \Ds\Deque();
var_dump($deque->capacity());

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

El resultado del ejemplo sería algo similar a:

int(8)
int(128)
add a note

User Contributed Notes

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