Ruby Code Viewer

1# Example Ruby code
2class Product
3  attr_accessor :id, :name, :price, :description
4  
5  def initialize(name = "", price = 0.0, description = "")
6    @name = name
7    @price = price
8    @description = description
9  end
10  
11  # Format the price as currency
12  def formatted_price
13    "$%.2f" % @price
14  end
15  
16  # Check if the product is on sale
17  def on_sale?(discount_threshold = 20.0)
18    @price < discount_threshold
19  end
20  
21  # Apply a discount to the product
22  def apply_discount!(percentage)
23    @price = @price * (1 - percentage / 100.0)
24    self
25  end
26end
27
28# Create a new product and display its details
29product = Product.new("Ruby Programming Book", 29.99, "Learn Ruby programming")
30puts "Product: #{product.name}"
31puts "Price: #{product.formatted_price}"
32
33# Apply a 10% discount
34product.apply_discount!(10)
35puts "Discounted price: #{product.formatted_price}"