[Development] toLower() vs. toCaseFolded()

Florian Bruhin me at the-compiler.org
Wed Dec 9 10:57:21 CET 2015

* Marc Mutz <marc.mutz at kdab.com> [2015-12-09 11:54:54 +0100]:
> Hi,
> http://doc.qt.io/qt-5/qstring.html#toCaseFolded is very vague on what case 
> folding actually _is_ and how it's different from toLower().
> Can someone please tell me the difference and why toCaseFolded() exists in the 
> first place? Is it faster? Is it guaranteed to not make the string 
> longer/shorter?

Maybe http://www.w3.org/International/wiki/Case_folding helps?


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