[<-.XMLNode              Assign sub-nodes to an XML node
append.xmlNode           Add children to an XML node
asXMLNode                Converts non-XML node objects to XMLTextNode
                         objects
dtdElement               Gets the definition of an element or entity from
                         a DTD.
dtdElementValidEntry     Determines whether an XML element allows a
                         particular type of sub-element.
dtdIsAttribute           Query if a name is a valid attribute of a DTD
                         element.
dtdValidElement          Determines whether an XML tag is valid within
                         another.
length.XMLNode           Determine the number of children in an XMLNode
                         object.
libxmlVersion            Get the version of the libxml library.
names.XMLNode            Get the names of an XML nodes children.
newXMLDoc                Create internal XML node or document object
parseDTD                 Read a Document Type Definition (DTD)
print.XMLAttributeDef    Methods for displaying XML objects
saveXML                  Output internal XML Tree
supportsExpat            Determines which native XML parsers are being
                         used.
xmlApply                 Applies a function to each of the children of an
                         XMLNode
xmlAttributeType         The type of an XML attribute for element from
                         the DTD
xmlAttrs                 Get the list of attributes of an XML node.
xmlChildren              Gets the sub-nodes within an XMLNode object.
xmlContainsEntity        Checks if an entity is defined within a DTD.
xmlDOMApply              Apply function to nodes in an XML tree/DOM.
xmlElementsByTagName     Retrieve the children of an XML node with a
                         specific tag name
xmlEventHandler          Default handlers for the SAX-style event XML
                         parser
xmlEventParse            XML Event/Callback element-wise Parser
xmlHandler               Example XML Event Parser Handler Functions
xmlName                  Extraces the tag name of an XMLNode object.
xmlNamespace             Retrieve the namespace value of an XML node.
xmlNode                  Create an XML node
xmlOutputBuffer          XML output streams
xmlRoot                  Get the top-level XML node.
xmlSize                  The number of sub-elements within an XML node.
[.XMLNode                Convenience accessors for the children of
                         XMLNode objects.
xmlTree                  An internal, updatable DOM object for building
                         XML trees
xmlTreeParse             XML Parser
xmlValue                 Extract the contents of a leaf XML node