#! /usr/bin/env perl
use strict;
use warnings;
use 5.024;

my $array_ref = [ qw( a b c ) ];

say "Reftype:       ",  ref($array_ref);
say "Stringified:   ",  "$array_ref";
say "Plain print:   ",  $array_ref;
printf "0x%02x is %i\n", $array_ref, $array_ref;
say "- 0 :          ",  $array_ref-0;
# here, @* is an array @main::* ; see perldoc perlvar
say "- \@* :         ", $array_ref-@*;
# here, @* is part of postfix deref; see perldoc perlref
say "->\@* :         ",  $array_ref->@*;


__END__