(PECL ds >= 1.0.0)
Ds\Deque::apply — Updates all values by applying a callback function to each value
Updates all values by applying a callback function to
each value in the deque.
callback
A callable to apply to each value in the deque.
The callback should return what the value should be replaced by.
Hiçbir değer dönmez.
Örnek 1 Ds\Deque::apply() example
<?php
$deque = new \Ds\Deque([1, 2, 3]);
$deque->apply(function($value) { return $value * 2; });
print_r($deque);
?>Yukarıdaki örnek şuna benzer bir çıktı üretir:
Ds\Deque Object
(
[0] => 2
[1] => 4
[2] => 6
)