Negative12DollarBill on Nostr: I've been looking at this new #Perl feature (5.40) for ten minutes now and I can't be ...

I've been looking at this new #Perl feature (5.40) for ten minutes now and I can't be sure what it does:

for my ($p, $q) (1,2,3,4) {
say $p, $q;
}