DESCRIPTION

The Web::DOM::TreeWalker class implements the DOM TreeWalker interface.

The TreeWalker object can be created by the create_tree_walker method of the Web::DOM::Document object.

METHODS

Following methods are available:

$node = $tw->current_node

Return the current node of the tree walker. [DOM]

$code = $tw->filter

Return the node filter code. [DOM]

$node = $tw->first_child

Move to the first child node. [DOM]

$node = $tw->last_child

Move to the last child node. [DOM]

$node = $tw->next_node

Move to the next node in document order. [DOM]

$node = $tw->next_sibling

Move to the next sibling node. [DOM]

$node = $tw->parent_node

Move to the parent node. [DOM]

$node = $tw->previous_node

Move to the previous node in document order. [DOM]

$node = $tw->previous_sibling

Move to the previous sibling node. [DOM]

$node = $tw->root

Return the root node of the tree walker. [DOM]

$int = $tw->what_to_show

Return the bit vector representing the node type filter. [DOM]

In addition, it also supports the obsolete expand_entity_references method [DOM2TRAVERSAL].

SPECIFICATIONS

DOM

DOM Living Standard <http://dom.spec.whatwg.org/#interface-treewalker>.

DOM2TRAVERSAL

DOM Level2 Traversal <http://www.w3.org/TR/DOM-Level-2-Traversal-Range/traversal.html>.

SEE ALSO

Web::DOM::NodeFilter.

AUTHOR

Wakaba <wakaba@suikawiki.org>.

LICENSE

Copyright 2013 Wakaba <wakaba@suikawiki.org>.

This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.