Convert between XML, Hash, YAML, JSON in Ruby - Conversion Cheat Sheet Here's a little XML/JSON/YAML/Hashconversioncheat sheet for Ruby: First, let's create an XML document: require 'rubygems' require 'nokogiri' builder = Nokogiri::XML::Builder.new do |xml| xml.root { xml.products { xml.widget { xml.id_ "10" xml.name "Awesome widget" } } } end my_xml = builder.to_xml require 'active_support' #if y