W3cubDocs

/PHP

Ds\Map::allocate

(PECL ds >= 1.0.0)

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

Description

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

Allocates enough memory for a required capacity.

Parameters

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.

Return Values

No value is returned.

Examples

Example #1 Ds\Map::allocate() example

<?php
$map = new \Ds\Map();
var_dump($map->capacity());

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

The above example will output something similar to:

int(16)
int(128)

© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/ds-map.allocate.php