On Jan 5, 2012, at 9:55 AM, Andrew Dunstan wrote:
> perldoc perlvar says:
>
> The revision, version, and subversion of the Perl interpreter,
> represented as a "version" object.
>
> This variable first appeared in perl 5.6.0; earlier versions of perl
> will see an undefined value. Before perl 5.10.0 $^V was represented
> as a v-string.
>
> I'm quite sure David isn't running on something older than 5.10.0.
Perl 5.14.2:
> perl -E 'say ref $^V' version
Perl 5.12.4:
> perl -E 'say ref $^V' version
Perl 5.10.1:
> perl -E 'say ref $^V' version
Perl 5.8.9:
> perl -le 'print ref $^V'
Best,
David
