Nette\Forms\Controls\BaseControl::translate PHP Метод

    public function translate($value, $count = NULL)
    {
        if ($translator = $this->getTranslator()) {
            $tmp = is_array($value) ? [&$value] : [[&$value]];
            foreach ($tmp[0] as &$v) {
                if ($v != NULL && !$v instanceof Html) {
                    // intentionally ==
                    $v = $translator->translate($v, $count);
                }
            }
        }
        return $value;
    }