Virtual method Demo : Virtual method « Class « Ruby

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Ruby » Class » Virtual method 
Virtual method Demo


class Shape
end

class Square < Shape
  def initialize(side_length)
    @side_length = side_length
  end

  def area
    @side_length * @side_length
  end

  def perimeter
    @side_length * 4
  end
end

class Triangle < Shape
  def initialize(base_width, height, side1, side2, side3)
    @base_width = base_width
    @height = height
    @side1 = side1
    @side2 = side2
    @side3 = side3
  end

  def area
    @base_width * @height / 2
  end

  def perimeter
    @side1 + @side2 + @side3
  end
end



my_square = Square.new(5)
my_triangle = Triangle.new(667.817.817.81)
puts my_square.area
puts my_square.perimeter
puts my_triangle.area
puts my_triangle.perimeter

 
Related examples in the same category
1. Add method implementation for object instance
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