jodd-lagarto/src/main/java/jodd/lagarto/dom/Node.java
public void addChild(final Node... nodes) {
		if (nodes.length == 0) {
			return;	// nothing to add
		}
		for (Node node : nodes) {
			node.detachFromParent();
			node.parentNode = this;
			initChildNodes(node);
			childNodes.add(node);
		}
		reindexChildrenOnAdd(nodes.length);
	}
public void addChild(final Node... nodes) {
		if (nodes.length == 0) {
			return;	// nothing to add
		}
		for (Node node : nodes) {
			node.detachFromParent();
			node.parentNode = this;
			initChildNodes(node);
			childNodes.add(node);
		}
		reindexChildrenOnAdd(nodes.length);
	}
Appends several child nodes at once.
Reindex is done only once, after all children are added.