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On Fri, 2007-04-13 at 16:00 +0900, Robert Klemme wrote:
> Btw, because of the nature of the engine there are some more differences 
> between DFA and NFA, for example typically order of expressions in an 
> alternative matters with a NFA engine.  I prefer that often, because it 
> allows to control the way the RX engine matches to a certain extent, 
> i.e. you can prioritize alternatives which can be pretty handy at times.

Nope, you can effectively prioritize alternatives with DFAs, the same
way you can specify greedy/non-greedy matches.  NFAs and DFAs _really
are_ equivalent in expressiveness.

-mental

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