# define a class

class Box

   # constructor method

   def initialize(w,h)

      @width, @height = w, h

   end

​

   # accessor methods

   def printWidth

      @width

   end

​

   def printHeight

      @height

   end

end

​

# create an object

box = Box.new(10, 20)

​

# use accessor methods

x = box.printWidth()

y = box.printHeight()

​

puts "Width of the box is : #{x}"

puts "Height of the box is : #{y}"

​