Re: Wanted: quoted param expansion that expands to nothing if no params

[L A Walsh]

On 2021/03/23 21:41, Lawrence Velázquez wrote:
> > On Mar 23, 2021, at 11:43 PM, Eli Schwartz <eschwartz@archlinux.org> wrote:
> >     
> > It's not clear to me, how you expect this to differ from the existing
> > behavior of "$@" or "${arr[@]}" which already expands to <nothing>
> > rather than an actual "" parameter.
> >     
> The original message does recall the behavior of the earliest Bourne
> shells [1][2], but that is surely not relevant here, given the use
> of ((...)). Right? RIGHT???
>   
----
   Hmmm...Now that I try to show an example, I'm not getting
the same results.  Grrr.  Darn Heizenbugs.

*sigh*