Custom xml demo for IRC user

custom_xml.rb

def custom_xml hash
  Builder::XmlMarkup.new(:indent => 2).tags do |tag|
    hash.each do |key, val|
      tag.tag! key do |v|
        v.value val
      end
    end
  end
end

custom_xml({:course => 'Java', :year => 'VT2010', :assignment => '1', :student => '2'})

output.xml

<tags>
  <assignment>
    <value>1</value>
  </assignment>
  <student>
    <value>2</value>
  </student>
  <year>
    <value>VT2010</value>
  </year>
  <course>
    <value>Java</value>
  </course>
</tags>