Re: gawk-5.2.2: fatal: attempt to use scalar parameter `a' as an array

[arnold]

"Rajeev V. Pillai" <rajeev_v_pillai@yahoo.com> wrote:

>  On Sunday, 4 June 2023 at 13:44:50 UTC, arnold@skeeve.com 
> <arnold@skeeve.com> wrote: 
>
> > When length() is called on an untyped variable, said untyped variable is
> > coerced into being a scalar, since that is historical practice in awk.
> > Then:
> >
> >    a[++n] = s
> >
> > tries to treat 'a' as an array, and gawk generates the fatal message.
> > [...]
> > I hope this explanation clarifies the behavior for you.
>
> Thanks for the explanation; I had come to much the same conclusion myself, 
> but,
> onetrueawk coerces `A' into an array type--according to the `-d' output. Does 
> this
> mean it isn't POSIX-compliant in this regard?
>
> -RVP

POSIX doesn't really specify the behavior here. It's a legitimate implementation
difference.

Arnold