Add method implementation for object instance : Virtual method « Class « Ruby

1. Ruby
2. Class
3. Virtual method

Add method implementation for object instance

class Button
  def pushed
  end
end

buttonA = Button.new
def buttonA.pushed
  puts "BBB"
end

buttonB = Button.new
def buttonB.pushed
  puts "AAA"
end


Button.new.pushed
#

buttonA.pushed
# BBB

buttonB.pushed
# AAA

 

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