From: Chet Ramey <chet.ra...@case.edu>
To: lisa-as...@perso.be;
Greg Wooledge <g...@wooledge.org>;
bug-bash@gnu.org
Subject: Re: parameter expansion with `:` does not work
Date: 08/07/2021 00:59:52 Europe/Paris
Cc: chet.ra...@case.edu
On 7/7/21 6:53 PM, lisa-as...@perso.be wrote:
> > Yes I can see one has :- and the other has :=
> >
> > But I also noticed : at the front, with someone saying that the command
> > does not
> > exist in Gnu Bash.
> No one implied that `the command' is not present in bash.
Things are clearer now.
> Seriously, just replace the :- expansion with := and go on with your code.
> It's the least intrusive change, and won't disturb your logic.
I executed
echo "${parameter:-word}"; echo "${parameter}"
and then
echo "${parameter:=word}"; echo "${parameter}"
It was to make the distinction clear.
As I was in it, have also changed
fdir=${fdir:-$PWD}
to
fdir=${fdir:=$PWD}
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, UTech, CWRU c...@case.edu http://tiswww.cwru.edu/~chet/
