App\Source\Composite\Menu::meta PHP Method

    public function meta($arData = null, $value = null)
    {
        if (is_array($arData)) {
            $this->meta = array_merge($this->meta, $arData);
            return $this;
        } elseif (isset($value)) {
            $this->meta[$arData] = $value;
            return $this;
        } elseif ($arData) {
            return isset($this->meta[$arData]) ? $this->meta[$arData] : null;
        }
        return $this->meta;
    }