我可以在QDomDocument中找到具有给定属性的所有XML节点吗？

I'm using Qt 4.7.4. In my program, each QDomNode in a QDomDocument will have a unique identifier attribute. Is there a simple way to locate all nodes (in this case, only a single node) with a given attribute?I'm using Qt 4.7.4. In my program, each QDomNod