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> Why can't I just run Ruby 3.0 with a flag that tells it to emulate Ruby 2.6? Or 1.8 for that matter? My understanding is that Perl 5 supports this, for any v
by remexre 5y ago
> Why can't I just run Ruby 3.0 with a flag that tells it to emulate Ruby 2.6? Or 1.8 for that matter?
My understanding is that Perl 5 supports this, for any version of Perl released in the 1994-2021 range, but in large part because it hasn't had drastic changes in that time period.