class HelloWorld < Iowa::Component attr_accessor :number def timeframe now = Time.now.hour case when now > 20, now < 5 "night" when now > 17 "evening" when now > 11 "afternoon" else "morning" end end def current_time Time.now.asctime end def lucky_numbers r = [] until r.length == 8 n = rand(32) r << n unless r.include? n end r end end