Data-NestedSet Data::NestedSet - calculate left - right values from depth (modified preorder tree traversal algorithm) INSTALLATION To install this module, run the following commands: perl Makefile.PL make make test make install SUPPORT AND DOCUMENTATION After installing, you can find documentation for this module with the perldoc command. perldoc Data::NestedSet You can also look for information at: Search CPAN http://search.cpan.org/dist/Data-NestedSet CPAN Request Tracker: http://rt.cpan.org/NoAuth/Bugs.html?Dist=Data-NestedSet AnnoCPAN, annotated CPAN documentation: http://annocpan.org/dist/Data-NestedSet CPAN Ratings: http://cpanratings.perl.org/d/Data-NestedSet COPYRIGHT AND LICENCE Copyright (C) 2008 SHIRIRU This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.