an array that grows only as large as the number of defined elements, and re-uses slots from which the data has been deleted.
COPYRIGHT AND LICENCE
Put the correct copyright and licence information here.
Copyright (C) 2005 by david
This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself, either Perl version 5.8.5 or, at your option, any later version of Perl 5 you may have available.