require 'builder'
builder = Builder::XmlMarkup.new(:indent => 2)
xml = builder.users do |users| (1..2).each do |user_id| users.user(:id => user_id) do |u| u.email("foo") end end end
puts xml
#=>
<users> <user id="1"> <email>foo</email> </user> <user id="2"> <email>foo</email> </user> </users>
