in reply to Another puzzled RegEx Problem.
I wanna get a "right-to-left" substitution.See reverse.
update: added obvious solution$d = reverse "123456789"; $d =~ s/(?<=\d)(?=(\d\d)+$)/-/g; print scalar reverse "$d\n";
--shmem
_($_=" "x(1<<5)."?\n".q·/)Oo. G°\ /
/\_¯/(q /
---------------------------- \__(m.====·.(_("always off the crowd"))."·
");sub _{s./.($e="'Itrs `mnsgdq Gdbj O`qkdq")=~y/"-y/#-z/;$e.e && print}
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