Pimcore\View\Helper\HeadMeta::toString PHP Метод

    public function toString($indent = null)
    {
        $metaString = parent::toString($indent);
        // add raw items
        $separator = $this->_escape($this->getSeparator()) . $indent;
        $metaString .= $separator . implode($separator, $this->rawItems);
        return $metaString;
    }