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Message from discussion Semantics for regexes
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Larry Wall  
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 More options Sep 1 2004, 4:16 pm
Newsgroups: perl.perl6.internals
From: la...@wall.org (Larry Wall)
Date: Wed, 1 Sep 2004 13:16:56 -0700
Local: Wed, Sep 1 2004 4:16 pm
Subject: Re: Semantics for regexes
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On Wed, Sep 01, 2004 at 01:07:49PM -0700, Larry Wall wrote:

: We might have to use arbitrary code to match arrays and hashes as well,
: if the opcodes support only scalar string matches.

I really wasn't being very clear about this.  For efficiency we may
need "trie" support (or something like it) to match various strings
in parallel.  My point is that it could very well be the case that
character classes are just a specific application of this.

Larry


 
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