Ruby/ex42.rb at master · enter08/Ruby · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
class Animal
end

class Dog < Animal
	def initialize(name)
		@name = name
	end
end

class Cat < Animal
	def initialize(name)
		@name = name
	end
end

class Person
	def initialize(name)
		@name = name
		@pet = nil
	end
	attr_accessor :pet
end

class Employee < Person
	def initialize(name, salary)
		super(name)
		@salary = salary
	end
end

class Fish
end

class Salmon < Fish
end

class Halibut < Fish
end

class Fish
end

class Salmon < Fish
	end

class Halibut < Fish
end

rover = Dog.new("Rover")

Cvrle = Cat.new("Cvrle")

mary = Person.new("Mary")

mary.pet = rover

frank = Employee.new("Frank", 120000)

frank.pet = rover

flipper = Fish.new()

crouse = Salmon.new()

harry = Halibut.new()