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  1. or download this
    use Data::Dumper;
    
    my $ssh = login($user, $pass, $host);
    print Dumper $ssh;
    print Dumper \$ssh;
    
  2. or download this
    use Data::Dumper;
    my $obj_ref = bless {} , 'Any::Old::Perl::Identifier';
    ...
    print ref $obj_ref, "\n";
    print ref \$obj_ref, "\n";
    print Dumper $obj_ref;
    
  3. or download this
    Any::Old::Perl::Identifier
    REF
    ...
                     'foo' => 'hay'
                   }, 'Any::Old::Perl::Identifier' );