From: "Jesús Gabriel y Galán" <jgabrielygalan@...>
Date: 2008-04-17T00:01:42+09:00
Subject: Re: Calculating elapsed time

On Wed, Apr 16, 2008 at 4:47 PM, Rob Biedenharn
<Rob@agileconsultingllc.com> wrote:

>  or:
>  irb> start = Time.now
>  => Wed Apr 16 10:41:03 -0400 2008
>  irb> finish = Time.now
>  => Wed Apr 16 10:45:53 -0400 2008
>  irb> elapsed = finish.to_f - start.to_f   # note to_f to keep fractional
> seconds

Yep, I assumed he wanted to stop at the seconds level.

>  => 289.695813894272
>  irb> mins, secs = elapsed.divmod 60.0
>  => [4, 49.6958138942719]
>  irb> puts("%3d:%04.2f"%[mins.to_i, secs])
>   4:49.70
>  => nil

I always forget about divmod, it's a cool little method :-)

Jesus.