MenaraSolutions\Geographer\Traits\ExposesFields::extract PHP Метод

    protected function extract($path)
    {
        $parts = explode('.', $path);
        if (count($parts) == 1) {
            return isset($this->meta[$path]) ? $this->meta[$path] : null;
        }
        $current =& $this->meta;
        foreach ($parts as $field) {
            if (!isset($current[$field])) {
                return null;
            }
            $current =& $current[$field];
        }
        return $current;
    }