On Thu, 2003-10-23 at 10:21, Jeff Borders wrote:
> Hello,
>
> I'm a total newbie with only a few programs under my belt. Anyway, I
> would like to create a command line calculator. Like the one available
> in python.
>
> The python interpreter will accept 5+5 or 5 + 5.
Perl will as well... here's a simple perl calculator...
##############################################################
#!perl
use strict;
$| = 1;
while (1) {
print "Please enter your expression (or 'exit' to exit): ";
chomp(my $cmd = <>);
exit if ($cmd =~ /^\s*exit\s*$/);
my $result = eval "$cmd";
print "Result = $result\n\n";
}
##############################################################
>
> I would like some ideas on how to parse the command line. I can read it
> in as STDIN, but then need to determine the two or more numbers and the
> operators.
>
> Thanks.
>
> Jeff Borders
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