Charles Levert <[EMAIL PROTECTED]> writes: > * On Sunday 2005-11-06 at 22:48:30 +0100, Andreas Schwab wrote: >> only in BREs which don't have alternation. > > Is that the justification?
I don't understand your question, but my point is that if you don't have alternation (and neither optional matches) the group referenced by a back-reference has always matched something fixed. Andreas. -- Andreas Schwab, SuSE Labs, [EMAIL PROTECTED] SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany PGP key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5 "And now for something completely different."
