DiDom\Element::innerHtml PHP Method

    public function innerHtml($options = LIBXML_NOEMPTYTAG, $delimiter = '')
    {
        $innerHtml = [];
        $childNodes = $this->node->childNodes;
        foreach ($childNodes as $node) {
            $innerHtml[] = $node->ownerDocument->saveXml($node, $options);
        }
        return implode($delimiter, $innerHtml);
    }