Crud\Controller\Component\CrudComponent::viewVar PHP Method

    public function viewVar($action, $viewVar = null)
    {
        if (is_array($action)) {
            foreach ($action as $realAction => $realViewVar) {
                $this->action($realAction)->viewVar($realViewVar);
            }
            return;
        }
        $this->action($action)->viewVar($viewVar);
    }