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- Subject: Re: Frontier capture (WAS: Re: numeric captures (string.find))
- From: Roberto Ierusalimschy <roberto@...>
- Date: Wed, 15 Sep 2004 11:16:48 -0300
> Looking at the source I would say its syntax is %f[set] and
> it matches the transition from "not in set" to "in set".
> I.e. %f[%w] matches the start and %f[%W] the end of a "word".
Exactly. It is not documented because we are not sure it is worth
providing this kind of facility.