On Thu, Nov 18, 2010 at 7:48 AM, M.-A. Lemburg <mal at egenix.com> wrote: > you can use a negative lookahead: > > (?!bar\.)foo This is normally called a negative lookbehind, though. -Fred -- Fred L. Drake, Jr. <fdrake at acm.org> "A storm broke loose in my mind." --Albert Einstein