Which of the following is the correct syntax to define a hook method named before_save in Ruby?

easy📝 Syntax Q12 of 15

Ruby - Advanced Metaprogramming

Which of the following is the correct syntax to define a hook method named before_save in Ruby?

Adef hook :before_save; puts 'Saving'; end

Bhook before_save { puts 'Saving' }

Cbefore_save do puts 'Saving' end

Ddef before_save; puts 'Saving'; end

Step-by-Step Solution

Solution:

Step 1: Recognize Ruby method definition syntax
Ruby methods are defined with def method_name; ... end.
Step 2: Match the hook method name
The hook method before_save is correctly defined as def before_save; ... end.
Final Answer:
def before_save; puts 'Saving'; end -> Option D
Quick Check:
Ruby method syntax = A [OK]

Quick Trick: Ruby methods use def name; ... end syntax [OK]

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