http://snippets.dzone.com/posts Sun, 18 May 2008 00:45:37 GMT DZone Snippets: superset code http://snippets.dzone.com/posts/show/1123 <code> <br /> subset?: func [ <br /> {Returns true if A is a subset of B; false otherwise.} <br /> a [series! bitset!] <br /> b [series! bitset!] <br /> ] [ <br /> empty? exclude a b <br /> ] <br /> <br /> superset?: func [ <br /> {Returns true if set1 is a superset of set2; false otherwise.} <br /> set1 [series! bitset!] <br /> set2 [series! bitset!] <br /> ][ <br /> subset? set2 set1 <br /> ] <br /></code> Tue, 10 Jan 2006 06:15:05 GMT http://snippets.dzone.com/posts/show/1123 gregg.irwin (Gregg Irwin)