Sorry for my stupidity. It is [[:space:]], of course. I knew that .. not the first time I've forgotten it, though :).
- [:space:] bugs in 2.6.3? Karl Berry
- Re: [:space:] bugs in 2.6.3? Karl Berry
- Re: [:space:] bugs in 2.6.3? Aharon Robbins
Sorry for my stupidity. It is [[:space:]], of course. I knew that .. not the first time I've forgotten it, though :).