FluidTYPO3\Vhs\Traits\ArrayConsumingViewHelperTrait::arrayFromArrayOrTraversableOrCSVStatic PHP Метод

    protected function arrayFromArrayOrTraversableOrCSVStatic($candidate, $useKeys = true)
    {
        if (true === $candidate instanceof \Traversable) {
            return iterator_to_array($candidate, $useKeys);
        } elseif (true === $candidate instanceof QueryResultInterface) {
            /** @var QueryResultInterface $candidate */
            return $candidate->toArray();
        }
        if (true === is_string($candidate)) {
            return GeneralUtility::trimExplode(',', $candidate, true);
        } elseif (true === is_array($candidate)) {
            return $candidate;
        }
        throw new Exception('Unsupported input type; cannot convert to array!');
    }