On Tue, Oct 17, 2023 at 8:43 AM Zachary Santer <zsan...@gmail.com> wrote:
> On Tue, Oct 17, 2023 at 8:00 AM Greg Wooledge <g...@wooledge.org> wrote: > >> unicorn:~$ unset -v a b c array >> unicorn:~$ a=b b=c c=42 array[a]=foo; declare -p array >> declare -a array=([42]="foo") >> > What? What is Bash doing here? Dereferencing iteratively until it finds > something it can do arithmetic with? > $ unset -v a b c d array $ a=b b=c c=d array[a]=foo; declare -p array -bash: d: unbound variable I guess so. That seems like a ... strange thing to implement.