Move the internal NodeIterator pointer one position forward ( nextNode( ) ) or backward ( previousNode( ) ), while returning a reference to the n

These methods return references to nodes within the hierarchy of items in the TreeWalker object. The parent-descendant relationships between nodes

These four properties reflect the parameter values passed to the document.createTreeWalker( ) method when the object was created.

Returns a reference to the node where the TreeWalker 's pointer is positioned. But more importantly, you can also assign a document tree node refe

The TreeWalker object is a live, hierarchical list of nodes that meet criteria defined by the document.createTreeWalker( ) method. The list ass