QXmlStreamReader xmlReader;

void xmlParse()
{
while(!xmlReader.atEnd()) {
        xmlReader.readNext();
        qDebug() << xmlReader.name().toString() + ": " + xmlReader.tokenString();
    }
}

int main(int argc, char *argv[])
{
QApplication a(argc, argv);
xmlReader.addData("<root><element></root>");
xmlParse();
xmlReader.clear(); // Removes any device() or data from the reader and resets its internal state to the initial state.
xmlReader.addData("<root><element/></root>"); // now it well-formed 
xmlParse();

return a.exec();
}