SqlParser\Tools\ContextGenerator::sortWords PHP Метод

    public static function sortWords(array &$arr)
    {
        ksort($arr);
        foreach ($arr as $type => &$wordsByLen) {
            ksort($wordsByLen);
            foreach ($wordsByLen as $len => &$words) {
                sort($words, SORT_STRING);
            }
        }
        return $arr;
    }