From: David Symonds <dsymonds@gmail.com>
Date: Mon, 24 Sep 2007 06:30:33 GMT
Subject: Re: [PATCH] Supplant the "while case ... break ;; esac" idiom
Message-ID: <ee77f5c20709232330n7b47d9e9v38677678dbf197da@mail.gmail.com>
In-Reply-To: <85k5qgk295.fsf@lola.goethe.zz>

On 24/09/2007, David Kastrup <dak@gnu.org> wrote:
> Mike Hommey <mh@glandium.org> writes:
>
> > On Sun, Sep 23, 2007 at 10:42:08PM +0200, David Kastrup wrote:
> >> -while case $# in 0) break ;; esac
> >> +while test $# != 0
> >
> > Wouldn't -ne be better ?
>
> Why?

Because -ne does a numeric comparison, != does a string comparison,
and it's a numeric comparison happening, semantically speaking.


Dave.