Ds\Sequence::allocate

(PECL ds >= 1.0.0)

Ds\Sequence::allocate — Allocates enough memory for a required capacity.

abstract public void Ds\Sequence::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.

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.

没有返回值。

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


<?php
$sequence = new \Ds\Vector();
var_dump($sequence->capacity());

$vector->allocate(100);
var_dump($sequence->capacity());
?>

以上例程的输出类似于：

int(10)
int(100)

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