Ruby On Rails preguntas y respuestas de entrevista
Question: How would you declare and use a constructor in Ruby?Answer: Constructors are declared via the initialize method and get called when you call on a new object to be created.Using the code snippet below, calling Order.new acts as a constructor for an object of the class Order. class Order def initialize(customer, meal, beverage) @customer = customer @meal = meal @beverage = beverage end end |
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Lo mas util segun los usuarios:
- What is Ruby On Rails?
- Why Ruby on Rails?
- Explain how (almost) everything is an object in Ruby.
- What are Gems and which are some of your favorites?
- How would you declare and use a constructor in Ruby?