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- Subject: Re: Newbie question list: Was The perverse vibe of lua-l
- From: Tony Finch <dot@...>
- Date: Wed, 26 Jan 2011 14:14:51 +0000
On Wed, 26 Jan 2011, Peter Cawley wrote:
> On Wed, Jan 26, 2011 at 4:21 AM, Miles Bader <[email protected]> wrote:
> > Hmm, still, his use of "recursive" doesn't seem to make any sense...
>
> I think his point was that the definition of the class of regular
> expressions is recursive,
Yes. That is, the syntax of regular expressions themselves is recursive,
but regular expressions cannot be used to parse recursive syntaxes. So
you can't use a regex to parse a regex.
(Unless, like Perl, your regexes are so enormously distended that they are
well beyond being regular.)
Tony.
--
f.anthony.n.finch <[email protected]> http://dotat.at/
HUMBER THAMES DOVER WIGHT PORTLAND: NORTH BACKING WEST OR NORTHWEST, 5 TO 7,
DECREASING 4 OR 5, OCCASIONALLY 6 LATER IN HUMBER AND THAMES. MODERATE OR
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- References:
- The perverse vibe of lua-l, Dirk Laurie
- Newbie question list: Was The perverse vibe of lua-l, Steve Litt
- Re: Newbie question list: Was The perverse vibe of lua-l, Javier Guerra Giraldez
- Re: Newbie question list: Was The perverse vibe of lua-l, Steve Litt
- Re: Newbie question list: Was The perverse vibe of lua-l, Tim Mensch
- Re: Newbie question list: Was The perverse vibe of lua-l, Miles Bader
- RE: Newbie question list: Was The perverse vibe of lua-l, Aaron Brown
- RE: Newbie question list: Was The perverse vibe of lua-l, Aaron Brown
- Re: Newbie question list: Was The perverse vibe of lua-l, Miles Bader
- Re: Newbie question list: Was The perverse vibe of lua-l, Peter Cawley
