Date: Fri, 23 Aug 2002 03:37:54 -0400 From: Klaus Steden <klaus@compt.com> To: "Christopher J. Umina" <uminac@216-164-225-145.c3-0.wth-ubr2.sbo-wth.ma.cable.rcn.com> Cc: Edwin Groothuis <edwin@mavetju.org>, freebsd-questions@FreeBSD.ORG Subject: Re: expr replacement Message-ID: <20020823033754.K66371@cthulu.compt.com> In-Reply-To: <20020823025441.O44828-100000@216-164-225-145.c3-0.wth-ubr2.sbo-wth.ma.cable.rcn.com>; from uminac@216-164-225-145.c3-0.wth-ubr2.sbo-wth.ma.cable.rcn.com on Fri, Aug 23, 2002 at 02:55:57AM -0400 References: <20020823063308.GL785@k7.mavetju> <20020823025441.O44828-100000@216-164-225-145.c3-0.wth-ubr2.sbo-wth.ma.cable.rcn.com>
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> When I do that it doesn't get the values for some reason and it gives me a > divide by zero error... I think it's because Perl's looking for it's own > variables, not the ones set in the shell script. But I can't think of a > way to put them in there. The problem with expr is that I can't get to 2 > decimal places. I really need that. > If you don't like awk, or perl still doesn't work, you can also try 'bc'. i.e. i=13412; j=2; k=`echo "$i / $j" |bc`; echo $k 6706 hth, Klaus To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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