Problem with standard regex

[Kornel Benko]

Am Wed, 6 Jan 2021 11:36:43 +0200
schrieb Yuriy Skalko <yuriy.skalko at gmail.com>:

> >> > BTW, I tested the regexes with Russian documents, and found an error in 
> >> > Additional.lyx
> >> > Correction attached.    
> >> 
> >> Really, that was missed out. Please commit it.
> >>   
> > 
> > Done at c6bc5f0c  
> 
> Thanks.
> 
> 
> >> I've tested the regexes (with and without format). Now there are no 
> >> problems with Cyrillic in any practical regexes I can think of. Thanks 
> >> for advsearch that is really usable now, Kornel!
> >>   
> > 
> > Tried some exotic ways?
> > 1.) Search for 3 or more consecutive identical chars
> >         '(\S)\1\1+'
> > 2.) Repeated words
> >         '\b(\w+)\s+\1\b'
> >   # You will find 'действительно действительно', 'после после' in Additional.lyx
> > 3.) Different languages (e.g.Latin) (Wrap the whole expression into Latin env
> >         '.+'
> > etc
> >         Kornel  
> 
> 
> Of course I've not tried such regexps. These are interesting and really 
> useful.

Yes, people often underestimate the usefulness of regex :)
It would even be better if std::regex would allow lookbehind and lookahead.
But that is only with Qt possible, so I have not tested.

> I've done search for repeated words in LyX manuals and fixed a few.
> 

:)

> Yuriy

	Kornel

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