function getDoc() { $doc = new IsterXmlNode(ISTER_XML_DOCUMENT, 0); $root = new IsterXmlNode(ISTER_XML_TAG, 1, 'root'); $node1 = new IsterXmlNode(ISTER_XML_TAG, 2, 'node'); $node2 = new IsterXmlNode(ISTER_XML_TAG, 2, 'node'); $doc->append($root); $doc->append($node1); $doc->append($node2); return $doc; }