= private = protected
prefixes()
Evaluates to an Array containing the prefixes (names) of all defined namespaces at this context node.
doc = Document.new("<a xmlns:x='1' xmlns:y='2'><b/><c xmlns:z='3'/></a>") doc.elements['//b'].prefixes # -> ['x', 'y']
# File lib/rexml/element.rb, line 196 def prefixes prefixes = [] prefixes = parent.prefixes if parent prefixes |= attributes.prefixes return prefixes end