Cake\ElasticSearch\View\Form\DocumentContext::val PHP Метод

    public function val($field)
    {
        $val = $this->_request->data($field);
        if ($val !== null) {
            return $val;
        }
        if (empty($this->_context['entity'])) {
            return null;
        }
        $parts = explode('.', $field);
        $entity = $this->entity($parts);
        if ($entity instanceof Document) {
            return $entity->get(array_pop($parts));
        }
    }