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  1. or download this
    13:54 >perl -MData::Dump -wE "my @c = 2, 3; dd \@c;"
Useless use of a constant (3) in void context at -e line 1.
[2]

16:15 >
  2. or download this
    16:35 >perl -wE "my $c = 2, 3; say $c;"
Useless use of a constant (3) in void context at -e line 1.
...
3

16:36 >
  3. or download this
    16:36 >perl -MData::Dump -wE "my @c = (2, 3); dd \@c;"
[2, 3]

16:36 >