to_yaml

# File lib/yaml/rubytypes.rb, line 14
        def to_yaml( opts = {} )
                YAML::quick_emit( self, opts ) do |out|
            out.map( taguri, to_yaml_style ) do |map|
                                to_yaml_properties.each do |m|
                    map.add( m[1..-1], instance_variable_get( m ) )
                end
            end
        end
        end