While not directly addressing your explicit question...

If your underlying problem is validating MAC addresses, then Net::Address::Ethernet might be of some interest.   Particularly the is_address function.

  cheers,
  ybiC

  striving toward Perl Adept
  (it's pronounced "why-bick")

Update: I looked through Regexp::Common, but found nothing I recognized as parsing MAC address.   8^P

In reply to Re: Long regexp un multiple lines by ybiC
in thread Long regexp un multiple lines by Lorand

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