Revision history for Perl extension Sort::Key::Top. 0.06 Jun 16, 2011 - nkeypartref was broken 0.05 Jun 14, 2011 - add part functions - internal cleanup 0.04 Jun 15, 2008 - ? 0.03 Sep 10, 2007 - tests failed under 5.6 because sort is not stable there, corrected. 0.02 Sep 7, 2007 - optimize for n = 1 - use insertion algorithm when n is small (<= 6) - optimize search algorithm - now functions return cutoff element on scalar context - negative n is handled as bottom - make algorithm stable (there was a bug before). 0.01 Sun Aug 27 17:58:17 2006 - original version; created by h2xs 1.23 with options -An Sort::Key::Top