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Postings from August 2021
On 5/8/21 12:58, Paul "LeoNerd" Evans wrote:
> I don't yet have a good thought about "no", but since PL_sv_yes carries
> its own stringification PV, it's possible that sv_setsv could notice
> it's that special value and store it as-is, with SvLEN == 0, into the
> target. So it's now possible to distinguish any true bool value, by
>
> SvIV(sv) == 1 && SvPVX(sv) == SvPVX(&PL_sv_yes)
That would impede one for having boolean dualvars.
Programmers may want to have booleans that stringify as True/False, T/F,
Yes/No, 1/0, or the current 1/"".
Actually, I would say the current PL_sv_no stringification ("") is not
the one the programmer needs in most cases.
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