ordered hashes for Perl
Tie::Hash::Indexed is very similar to Tie::IxHash.  However, it is
written completely in XS and usually about twice as fast as Tie::IxHash.
It's quite a lot faster when it comes to clearing or deleting entries
from large hashes.

Maintainer: Okan Demirmen <okan@openbsd.org>

WWW: http://search.cpan.org/dist/Tie-Hash-Indexed/
