Re: RegExp: match everything except a certain string

[Sven Utcke <utcke+news@informatik.uni-hamburg.de>]

Sven Bretfeld <sven.bretfeld@gmx.ch> writes:

> Hello Andreas
> 
> Andreas Röhler <andreas.roehler@online.de> writes:
> 
> >>  author = {somename},
> >>  editor = {},
> >>  title = {sometitle},
> >>  subtitle = {},
> >>  series = {},
> >>  url = {}
> >>
> >> I want to find a regexp that matches every line with empty {} except
> >> of the "subtitle line". I've come that far:
> >>
> > Got it with:
> >
> > [^s]?[^u]?[^b]?[^t]?[^i]?[^t]?[^l]?[^e] = {},?$
> >
> > Please don't ask why :)
> 
> That's working. Thanks. (I don't ask.)

I haven't followed the original thread, so I might be way of the mark
here, but the above would of course not find "title = {}" either (as
well as quite a few less likely variations).

If using external programs is an option,

grep '\{\}' | grep -v subtitle

would do what you are looking for...

Sven
-- 
  ___ _  _____ ___   Dr.-Ing. Sven Utcke                    ___  ___ _____   __
 / __| |/ / __| __|  phone: +49 40 8998-5317               |   \| __/ __\ \ / /
| (_ | ' <\__ \__ \  fax  : +49 40 8994-5317 (NEW)         | |) | _|\__ \\ V / 
 \___|_|\_\___|___/  http://www.desy.de/~utcke    (to come)|___/|___|___/ |_|