<< (REXML::Light::Node)

    # File src/rexml/light/node.rb, line 147
                            def << element
                                    if node_type() == :text
                                            at(-1) << element
                                    else
                                            newnode = Node.new( element )
                                            newnode.parent = self
                                            self.push( newnode )
                                    end
                                    at(-1)
                            end