Re: [sa] Re: FROM_STARTS_WITH_NUMS matches on text-to-email

2010-04-13 Thread Charles Gregory

On Tue, 13 Apr 2010, Martin Gregorie wrote:

header FROM_STARTS_WITH_NUMS From =~ /\d{6,}[a-z._-][a-z0-9._-]{0,50}@/i

This regex requires that the 7th character be non-numeric.



Nope - only that a character after the first six is a legal address
character but non-numeric.


Hmmm My bad.
I forgot that the '{6,} would match more than 6 digits...
Silly me. :-}

- C


Re: [sa] Re: FROM_STARTS_WITH_NUMS matches on text-to-email

2010-04-13 Thread Martin Gregorie
On Tue, 2010-04-13 at 15:13 -0400, Charles Gregory wrote:
 On Tue, 13 Apr 2010, Martin Gregorie wrote:
  header FROM_STARTS_WITH_NUMS From =~ /\d{6,}[a-z._-][a-z0-9._-]{0,50}@/i
  This regex requires that the 7th character be non-numeric.
 
  Nope - only that a character after the first six is a legal address
  character but non-numeric.
 
 Hmmm My bad.
 I forgot that the '{6,} would match more than 6 digits...
 Silly me. :-}
 
No problem - I misread your regex in a similar way. Still, its
comforting to know that both approaches produce the same result.

Martin