Method Parser.XML.Tree.RootNode()->get_element_by_id()

Method get_element_by_id: ElementNode get_element_by_id(string id, int|void force)
Description: Find the element with the specified id.
Parameter id: The XML id of the node to search for.
Parameter force: Force a regeneration of the id lookup cache. Needed the first time after the node tree has been modified by adding or removing element nodes, or by changing the id attribute of an element node.
Returns: Returns the element node with the specified id if any. Returns UNDEFINED otherwise.
See also: flush_node_id_cache