From: Alex Young <alex@...>
Date: 2007-07-30T23:35:14+09:00
Subject: Re: Performance diffrence between ifs and case

Gregory Brown wrote:
> On 7/30/07, Alex Young <alex@blackkettle.org> wrote:
> 
>> Benchmark.bmbm(20) do |x|
>>    x.report("if"){for i in 0..1000000 do
> 
> Yuck!
> 
> 1000000.times do ... end
> 
Meh.

require 'benchmark'

def nop
end

Benchmark.bmbm(20) do |x|
   x.report("range"){for i in 0..1000000 do nop end}
   x.report("times"){1000000.times do nop end}
end

Rehearsal -------------------------------------------------------
range                 0.578000   0.000000   0.578000 (  0.594000)
times                 0.531000   0.000000   0.531000 (  0.578000)
---------------------------------------------- total: 1.109000sec

                           user     system      total        real
range                 0.578000   0.000000   0.578000 (  0.594000)
times                 0.578000   0.000000   0.578000 (  0.578000)

-- 
Alex