2009/2/12 Dirk Koopman <djk at tobit.co.uk>: > Just been studying a CPAN module and I see a load of references to !0. Er, > what is that? Googling most unhelpful. Which CPAN module? When you say "references to !0" do you mean literally \!0? I'm not sure what that means. !0 is "not zero". /joel