On 21 Feb 2002, Craig Hughes wrote:
> > could someone please explain what does [^<] matches ?
> > afaik ^ means beginning-of-line but it's strange in [] character array.
> > so, what does ^ mean there? begin-of-line or '^' character?
> > i think it's beg-of-line, as PCRE couldn't optimize this regexp with
> > possible-first-chars-table. then we should split this to 2 rules. it is
> > really slow at too many mails.
> > (i've got 11687 slow (took longer than 1ms) checks running on your spam coll.)
>
> Does anyone know why it cares about that [^<]? Seems to me like the
> rest of the rule is descriptive enough that it should match. Actually,
> I'd say that just /\s+_{30,}/ would be probably be a decent rule for
> this.
I'm pretty sure it's to avoid HTML tags - it's only meant to match in the
plain text/ascii part of the email.
--
Matt.
<:->get a SMart net</:->
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