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$ perl -we 'print "$_\n" for < a b c >;' a b c
my $array_ref = [< 1 2 3 4 5 >];
use Data::Dump < pp >;
$ perl -we 'use Data::Dump < pp >; $x="foo"; pp <a 2 $x b>;' ("a", 2, "foo", "b")