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How do you properly add the Enumerable module to a Ruby class to enable its methods?

easy📝 Syntax Q3 of 15
Ruby - Enumerable and Collection Processing
How do you properly add the Enumerable module to a Ruby class to enable its methods?
AUse <code>extend Enumerable</code> inside the class definition
BUse <code>include Enumerable</code> inside the class definition
CCall <code>Enumerable.new</code> inside the class
DInherit from <code>Enumerable</code> using <code>class MyClass < Enumerable</code>
Step-by-Step Solution
Solution:
  1. Step 1: Understand Ruby Modules

    Modules like Enumerable provide methods that can be mixed into classes.
  2. Step 2: Use include to mix in instance methods

    Including Enumerable adds its methods as instance methods to your class.
  3. Step 3: Confirm correct syntax

    The correct syntax is include Enumerable inside the class body.
  4. Final Answer:

    Use include Enumerable -> Option B
  5. Quick Check:

    Including modules uses include [OK]
Quick Trick: Use 'include Enumerable' to add its methods [OK]
Common Mistakes:
  • Using 'extend' instead of 'include' to add instance methods
  • Trying to inherit from Enumerable (it's a module, not a class)
  • Calling Enumerable.new which is invalid

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