(PECL ds >= 1.0.0)
Ds\Vector::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 vector.
callback
A callable to apply to each value in the vector.
The callback should return what the value should be replaced by.
Aucune valeur n'est retournée.
Exemple #1 Ds\Vector::apply() example
<?php
$vector = new \Ds\Vector([1, 2, 3]);
$vector->apply(function($value) { return $value * 2; });
print_r($vector);
?>
Résultat de l'exemple ci-dessus est similaire à :
Ds\Vector Object ( [0] => 2 [1] => 4 [2] => 6 )