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  1. or download this
    my $foo       = 'foo';
my $foobar    = 'foobar';
my $foobarbaz = 'foobar and baz';
  2. or download this
    my $foo = 'foo';
my $foobar = 'foobar';
my $foobarbaz = 'foobar and baz';
  3. or download this
    my $foo = 'foo'; my $foobar = $foo.'bar';
my $foobarbaz = $foo.'bar'.' and baz';