Binary package “libxml-treebuilder-perl” in ubuntu precise
XML parser providing XML::Elements DOM similar to HTML::Element
XML::Treebuilder uses XML::Parser to make XML document trees constructed of
XML::Element objects (and XML::Element is a subclass of HTML::Element adapted
for XML).
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XML::TreeBuilder is meant particularly for people who are used to
the HTML::TreeBuilder / HTML::Element interface to document trees, and who
don't want to learn some other document interface like XML::Twig or XML::DOM.