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  1. or download this
    use strict;
use warnings;
...

say $var;  # 40000
  2. or download this
    use strict;
use warnings;
...

say $var->get;  # 40000
  3. or download this
    use strict;
use warnings;
...

say $var->get;  # 40000
  4. or download this
    use strict;
use warnings;
...

say $var->get;  # 42