From: Scott Hill <stmpjmpr@...>
Date: 2006-07-14T02:38:51+09:00
Subject: Re: Negative Numbers

You can also call the abs method of a number to get its absolute
value, which will be positive.

--Scott

On 7/13/06, Craig Kim <cjkim@jcnow.com> wrote:
> You can always multiply it by negative one (-1), e.g.
>
> irb(main):001:0> a = -7
> => -7
> irb(main):002:0> a *= -1
> => 7
> irb(main):003:0> a
> => 7
>
> ----- Original Message -----
> From: "Mat Schaffer" <schapht@gmail.com>
> To: "ruby-talk ML" <ruby-talk@ruby-lang.org>
> Sent: Thursday, July 13, 2006 12:32 PM
> Subject: Re: Negative Numbers
>
>
> > On Jul 13, 2006, at 12:19 PM, Marston A. wrote:
> >> Hey all,
> >>
> >> I'm just getting started with Ruby and was wondering if there is a way
> >> to translate negative numbers into their positive equals.  i.e turning
> >> -7 into 7.  Thanks for any help.
> >
> >
> > Or if you want to flip the sign, just prepend a '-':
> >
> > irb(main):001:0> --7
> > => 7
> >
> > -Mat
> >
> >
> >
>
>


-- 

--Scott