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On Tue, Jun 21, 2011 at 1:22 PM, Xavier Wang <weasley.wx@gmail.com> wrote:
> A question: How to match the patten between m to n times?
> there is something like patt{m,n}?
> I have tried patt^m^-n but it just act like patt^0 :(

See: http://lua-users.org/lists/lua-l/2007-09/msg00336.html

-Duncan