Accessor Vs. Method Speed

gistfile1.rb

class Foo
  attr_accessor :accessord
  def defd
    @defd
  end
end

foo = Foo.new
t = 10_000_000
result = Benchmark.bm do |b|
  b.report "accessor" do
    t.times { foo.accessord }
  end

  b.report "method" do
    t.times { foo.defd }
  end

  b.report "accessor" do
    t.times { foo.accessord }
  end

  b.report "method" do
    t.times { foo.defd }
  end
end


puts result # =>
# accessor  0.640000   0.000000   0.640000 (  0.636266)
# method    1.060000   0.000000   1.060000 (  1.061633)
# accessor  0.660000   0.000000   0.660000 (  0.655484)
# method    1.060000   0.000000   1.060000 (  1.067124)