Excellent find! Gives me some good algorithms to look up at the least, but maybe even some code to use? (I can't see right now if it is open source. No time right now. Gotta study for exams.) - Jake McArthur On Apr 28, 2006, at 9:37 AM, Tom Copeland wrote: > CPD uses the Burrows-Wheeler transform to find exact matches. It has > some options to ignore identifiers and literals, although that results > in false positives sometimes... > > Yours, > > Tom