Bit::Vector::Named NAME Bit::Vector::Named - Named bit vectors LANGUAGE Pure Perl. DESCRIPTION Allows user-defined labels to be used to describe bit vectors. SYNOPSIS use Bit::Vector::Named; my $labels = { 'read' => 1, 'write' => 2, 'execute' => 4, 'rw' => 3, 'all4' => 15, }; my $vector = new Bit::Vector::Named(size => 8, labels => $labels); $vector->set('all4'); unless($vector->has('rw')) { print "bizzare vector math!" } To install: perl Makefile.PL make make test make install If you are on a windows box you should use 'nmake' rather than 'make'.