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<?php
namespace Underscore\Mutator;
use Underscore\Collection;
use Underscore\Mutator;
class MapMutator extends Mutator
{
/**
* Replaces every element with value returned by individual $iterator call
*
* $iterator = function($value, $key, $collection)
* @param Collection $collection
* @param callable $iterator
* @return Collection
*/
public function __invoke($collection, $iterator)
$collection = clone $collection;
foreach ($collection as $k => $v) {
$collection[$k] = call_user_func($iterator, $v, $k, $collection);
}
return $collection;
Im0rtality /
Underscore
