Class Ruby

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  4. To embed a module in a class, you use the include statement in the class
module Week
     First_day = "Sunday"
     def Week.weeks_in_month
            puts "You have four weeks in a month"
     end
     def Week.weeks_in_year
            puts "You have 52 weeks in a year"
     end
end
class Decade
include Week
     no_of_yrs=10
     def no_of_months
            puts Week::First_day
            number=10*12
            puts number
     end
end
d1=Decade.new
puts Week::First_day
Week.weeks_in_month
Week.weeks_in_year
d1.no_of_months