Zicht\Itertools\lib\Traits\KeysTrait

Complexity

Total Complexity

3

Size/Duplication

Total Lines	18
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Test Coverage

Coverage

100%

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
A	keys()	0	10	3

<?php
/**
 * @copyright Zicht Online <http://zicht.nl>
 */

namespace Zicht\Itertools\lib\Traits;

trait KeysTrait
{
    /**
     * Returns an array with keys from this iterator
     *
     * @return array
     */
    public function keys()
    {
        $keys = [];
        if ($this instanceof \Traversable) {
            foreach ($this as $key => $value) {
                $keys [] = $key;
            }
        }
        return $keys;
    }
}