From: Glenn Parker <glenn.parker@...>
Date: 2005-03-31T23:52:50+09:00
Subject: Re: Integer/Float oddity

horati0@linuxmail.org wrote:
> not really an oddity, more a lack of understanding on my part regarding
> ruby's internal type conversion...
> 
> (100*(1.15-1))
> => 15.0
> 
> (100*(1.15-1)).to_int
> => 14
> 
> (100*(1.15-1)).to_int.round
> => 15

FWIW, I get 14.  Perhaps you meant (100*(1.15-1)).round.to_int ?

Float#to_int simply truncates, while Float#round goes to the nearest 
integer.

Try this: "%.20f" % (100*(1.15-1))

-- 
Glenn Parker | glenn.parker-AT-comcast.net | <http://www.tetrafoil.com/>