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  1. or download this
    # assigning from:
my $foo = $bar ? $baz : $quux;

# assigning 'to
push @{ $row->{close_time} ? \@closed : \@open }, $row;
  2. or download this
    #!/usr/bin/perl

use strict;
...

push @{ @{ @{ @{ @{@open} } } } } => ['bar'];
print Dumper(\@open);
  3. or download this
    $VAR1 = [
          'boo!',
          'boo!'
...
            'bar'
          ]
        ];
  4. or download this
        $bar = ${$scalarref};
    push(@{$arrayref}, $filename);
    ${$arrayref}[0] = "January";
    ${$hashref}{"KEY"} = "VALUE";
    &{$coderef}(1,2,3);