Prado\Web\UI\TClientScriptManager::registerHiddenField PHP Метод

    public function registerHiddenField($name, $value)
    {
        $this->_hiddenFields[$name] = $value;
        $params = func_get_args();
        $this->_page->registerCachingAction('Page.ClientScript', 'registerHiddenField', $params);
    }