Re: command-line calculator?
On Fri, 2004-06-25 at 11:41, CD Baby wrote: > What simple built-in command-line tools are available if I want to > just do some simple math on the command line? > > If I'm there in a shell, and need to know what 17 times 36 equals? calc It's in ports and easier than anything else I've seen suggested. ___ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"
Re: command-line calculator?
On Fri, Jun 25, 2004 at 01:31:33PM -0600, Warren Block probably wrote: > On Fri, 25 Jun 2004, Parv wrote: > > > Perl: > > perl -e 'print +(17 * 36)' > > Or just > > perl -e 'print 17 * 36' > > but for neatness > > perl -e 'print 17 * 36, "\n"' Or just $ sh -c 'echo $((17*36))' 612 or $ echo $((17*36)) if you use sh as your interactive shell. -- DoubleF The first time, it's a KLUDGE! The second, a trick. Later, it's a well-established technique! -- Mike Broido, Intermetrics pgp0FFui5t4Nb.pgp Description: PGP signature
Re: command-line calculator?
At Fri, 25 Jun 2004 it looks like Aaron composed: > CD Baby wrote: > > What simple built-in command-line tools are available if I want to > > just do some simple math on the command line? > > > > If I'm there in a shell, and need to know what 17 times 36 equals? > > $ bc > bc 1.06 > Copyright 1991-1994, 1997, 1998, 2000 Free Software Foundation, Inc. > This is free software with ABSOLUTELY NO WARRANTY. > For details type `warranty'. > 17*36 > 612 > ^D I usually try this. echo 17*36 | bc Then you don't have to start and stop bc. -- Bill Schoolcraft PO Box 210076 -o) San Francisco CA 94121 /\ "UNIX, A Way Of Life."_\_v http://billschoolcraft.com ___ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"
Re: command-line calculator?
in message <[EMAIL PROTECTED]>,
wrote Parv thusly...
>
> Perl:
> perl -e 'print +(17 * 36)'
>
> awk:
> echo |awk '{print 17 * 36}'
Oh, in Rexx...
echo 'say 17 * 36 ' | rexx
...or...
rexx # Interpreter
say 17 * 36
^D # Ctrl-D
Just wondering out loud ... Is it not possible either in rexx-imc or
-regina to have something like the perl functionality (make rexx to
execute a string as if it were a valid statement/expression) ?
- Parv
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Re: command-line calculator?
On Fri, 25 Jun 2004, Parv wrote: Perl: perl -e 'print +(17 * 36)' Or just perl -e 'print 17 * 36' but for neatness perl -e 'print 17 * 36, "\n"' -Warren Block * Rapid City, South Dakota USA ___ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"
Re: command-line calculator?
in message <[EMAIL PROTECTED]>,
wrote CD Baby thusly...
>
> What simple built-in command-line tools are available if I want to
> just do some simple math on the command line?
>
> If I'm there in a shell, and need to know what 17 times 36 equals?
In addition to [bd]c(1) ...
Perl:
perl -e 'print +(17 * 36)'
awk:
echo |awk '{print 17 * 36}'
- Parv
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Re: command-line calculator?
man expr man bc On Fri, 25 Jun 2004 08:41:02 -0700, CD Baby <[EMAIL PROTECTED]> wrote: > > What simple built-in command-line tools are available if I want to > just do some simple math on the command line? > > If I'm there in a shell, and need to know what 17 times 36 equals? > ___ > [EMAIL PROTECTED] mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "[EMAIL PROTECTED]" > ___ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"
Re: command-line calculator?
On Fri, 25 Jun 2004 08:41:02 -0700, CD Baby <[EMAIL PROTECTED]> wrote: > > What simple built-in command-line tools are available if I want to > just do some simple math on the command line? Here are two possibilities: :~> man -k calculator bc(1)- An arbitrary precision calculator language dc(1)- an arbitrary precision calculator ~> bc bc 1.06 Copyright 1991-1994, 1997, 1998, 2000 Free Software Foundation, Inc. This is free software with ABSOLUTELY NO WARRANTY. For details type `warranty'. 17 * 36 612 ~> dc 17 36 * p 612 -- paul bissex, e-scribe.com -- database-driven web development 413.585.8095 69.55.225.29 01061-0847 72°39'71"W 42°19'42"N ___ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"
Re: command-line calculator?
CD Baby <[EMAIL PROTECTED]> writes: > What simple built-in command-line tools are available if I want to > just do some simple math on the command line? > > If I'm there in a shell, and need to know what 17 times 36 equals? echo "17 * 36" | bc norbert. ___ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"
RE: command-line calculator?
> What simple built-in command-line tools are available if I want to > just do some simple math on the command line? man bc - Barry ___ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"
Re: command-line calculator?
CD Baby wrote: What simple built-in command-line tools are available if I want to just do some simple math on the command line? If I'm there in a shell, and need to know what 17 times 36 equals? $ bc bc 1.06 Copyright 1991-1994, 1997, 1998, 2000 Free Software Foundation, Inc. This is free software with ABSOLUTELY NO WARRANTY. For details type `warranty'. 17*36 612 ^D -- Aaron [EMAIL PROTECTED] ___ [EMAIL PROTECTED] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "[EMAIL PROTECTED]"
