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InversionList.pm  view on Meta::CPAN

lists efficient.  Generally, if you see long runs of repeated 0 or 1
bits, an inversion list may be appropriate.

This module stores inversion lists in an offset-based format which has
some nice properties, for instance searching is fast and you can
easily do boolean operations on two inversion lists stored in the
offset-based format.

=head2 EXPORT

invlist($DATA): Generate an inversion list from a scalar data string

data_from_invlist(@LIST): Generate the data back from an inversion
list

=head1 AUTHOR

Teodor Zlatanov E<lt>tzz@lifelogs.comE<gt>

=head1 SEE ALSO