[Ruby] Handle instance variables with instance methods

Progate learning notes Click here for instance methods and instance variables [Ruby] method, instance method ... [Ruby] classes, instance variables, instances, etc ...

State of handling instance variables in instance method ↓

class Menu
  #Instance variables
  attr_accessor :name
  attr_accessor :price

  #Handle instance variables in instance methods
  # 「self.By using "variable name", you can handle instance variables in the instance method.
  def info
    return "#{self.name}: ¥#{self.price}" 

menu = Menu.new()
menu.name = "Cream bun"
menu.price = 300

puts menu.info


Cream bun: ¥300

Reference: Progate

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