Php/docs/ds-deque.allocate
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Ds\Deque::allocate
(PECL ds >= 1.0.0)
Ds\Deque::allocate — Allocates enough memory for a required capacity
Description
public Ds\Deque::allocate
( int $capacity
) : void
Ensures that enough memory is allocated for a required capacity. This removes the need to reallocate the internal as values are added.
Parameters
capacity
The number of values for which capacity should be allocated.
Note:
Capacity will stay the same if this value is less than or equal to the current capacity.
Note:
Capacity will always be rounded up to the nearest power of 2.
Return Values
No value is returned.
Examples
Example #1 Ds\Deque::allocate() example
<?php$deque = new \Ds\Deque();var_dump($deque->capacity());$deque->allocate(100);var_dump($deque->capacity());?>
The above example will output something similar to:
int(8) int(128)