Browscap\Data\DataCollection::sortDivisions PHP Метод

    public function sortDivisions()
    {
        if (!$this->divisionsHaveBeenSorted) {
            $sortIndex = [];
            $sortPosition = [];
            foreach ($this->divisions as $key => $division) {
                /** @var \Browscap\Data\Division $division */
                $sortIndex[$key] = $division->getSortIndex();
                $sortPosition[$key] = $key;
            }
            array_multisort($sortIndex, SORT_ASC, SORT_NUMERIC, $sortPosition, SORT_DESC, SORT_NUMERIC, $this->divisions);
            $this->divisionsHaveBeenSorted = true;
        }
        return $this;
    }