Re: strange arithmetic

[Louis-David Mitterrand <mito@xxxxxxxxxxx>]

On Fri, Nov 28, 1997 at 03:16:37PM -0500, Alain Caron wrote:
> > % 90
> >
> > 90 ?? I asked for 900 and it stops at 90. On the other hand the
> > following:
> >
> > % i=0;while ! [[ $[++i] = 900 ]];do;echo $i;done
> > % 1
> > % 2
> > [...]
> > % 899
> >
> > Is this normal?
> 
>   This is, I presume, because ">" and "=" are doing a lexicographic
> comparison.  For a numeric
> comparison, use "-gt" and "-eq" operators.

Thanks to you and zefram, I guess I've been exposed to Perl for a little
too long (the time I could put off learning shell scripting ;-).

And to think I thought I had discovered a bug in mighty zsh ..

-- 

     Louis-David Mitterrand
     http://www.aparima.com
     mito@xxxxxxxxxxx