Douglas A. Tutty <[EMAIL PROTECTED]>:
> On Fri, Nov 14, 2008 at 07:11:23AM -0600, Ron Johnson wrote:
> > On 11/14/08 06:46, Tzafrir Cohen wrote:
> > >On Fri, Nov 14, 2008 at 12:25:27PM +0100, Fran?ois Cerbelle wrote:
> > [snip]
> > >>You should try "bc". I'm sure that you can type in everything you can type
> > >>in your GUI based calculator.
>
> You can use python in a shell like bc with lots of power as well.
> Different strokes.
Yup.
#!/usr/bin/perl -w
#
# Usage: calcme <string_to_calculate> [<output_format>]
#
# Input is a string like (10+3)/7 or "(10 + 3) / 7"
# Output is the calculated result of the string
# Optional formatting can be supplied as 2nd parameter.
#
my ( $format, $calcme, $output );
if ( @ARGV == 0 || @ARGV > 2 ) {
die( "Usage: $0 <\"formula_to_calculate\"> [<output_format>]\n: $!" );
}
$format = "";
$calcme = $ARGV[0];
( @ARGV == 2 ) && ( $format = $ARGV[1] );
$output = eval( $calcme );
if( @ARGV == 1 ) {
print(STDOUT "$output\n");
} else {
printf(STDOUT "$format\n", $output);
}
exit(0);
__END__
# So there. :-) I do hope to learn python in the not too distant
# future.
--
Any technology distinguishable from magic is insufficiently advanced.
(*) http://blinkynet.net/comp/uip5.html Linux Counter #80292
- - http://www.faqs.org/rfcs/rfc1855.html Please, don't Cc: me.
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