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<?php
namespace Cocur\Chain\Link;
use Cocur\Chain\Chain;
/**
* IntersectKey.
*
* @author Florian Eckerstorfer
* @copyright 2015-2018 Florian Eckerstorfer
*/
trait IntersectKey
{
* @param Chain|array $array
* @return self
public function intersectKey($array): self
$this->array = array_intersect_key($this->array, $array instanceof Chain ? $array->array : $array);
return $this;
}
cocur /
chain
