Nette\Utils\Finder::getIterator PHP Метод

    public function getIterator()
    {
        if (!$this->paths) {
            throw new Nette\InvalidStateException('Call in() or from() to specify directory to search.');
        } elseif (count($this->paths) === 1) {
            return $this->buildIterator($this->paths[0]);
        } else {
            $iterator = new \AppendIterator();
            $iterator->append($workaround = new \ArrayIterator(['workaround PHP bugs #49104, #63077']));
            foreach ($this->paths as $path) {
                $iterator->append($this->buildIterator($path));
            }
            unset($workaround[0]);
            return $iterator;
        }
    }

 /**
  * Returns iterator.
  * @return \Iterator
  */
 public function getIterator()
 {
     $iterator = parent::getIterator();
     if ($this->order === NULL) {
         return $iterator;
     }
     $iterator = new \ArrayIterator(\iterator_to_array($iterator));
     $iterator->uasort($this->order);
     return $iterator;
 }