Q15~Q16 - mfham/mfham.github.io GitHub Wiki

class Sample < BasicObject
  def foo(*args)
    "foo: #{args.join(',')}"
  end

  def send(name, *args)
    "send: #{name} #{args.join(',')}"
  end
end

sample = Sample.new
puts sample.send(:foo, 'a', 'b')     # Q15
puts sample.__send__(:foo, 'a', 'b') # Q16