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Robert Sanderson wrote: > If we can have **, then this would imply, incorrectly, ?? for zero or one > words. BUT ?? is meaningful as characters (up to two characters) > > Also, is '***foobar': > > 1. '(**)(*)foobar' which would match 'fred bertfoobar' > 2. '(*)(**)foobar' which would match 'fredbert foobar' but not the above > > And if one, how do you express the other? > > I'm sticking by '|' personally. Well even though I don't buy either example (the "?" inference isn't necessary, and '(*)(**)foobar' would indeed match 'fred bertfoobar' -- the first * would match the string 'fred bert') rather than debate this I'll go along with |, since I suppose just the fact that we're having this discussion means that ** is probably not a good idea. --Ray