Jarves\Configuration\Model::toXml PHP Method

    public function toXml($printDefaults = false, $printComments = false)
    {
        $this->lastRootElementComment = null;
        $doc = new \DOMDocument();
        $doc->formatOutput = true;
        $this->appendXml($doc, $printDefaults, $printComments);
        return trim(str_replace("<?xml version=\"1.0\"?>\n", '', $doc->saveXML()));
    }