Err, s/utf8Data/utf16Data/ Regards, Konstantin
2015-02-11 1:52 GMT+04:00 Konstantin Ritt <[email protected]>: > > 2015-02-11 1:26 GMT+04:00 Thiago Macieira <[email protected]>: > >> On Wednesday 11 February 2015 00:37:41 Konstantin Ritt wrote: >> > Yes, that would be an ideal solution. Unfortunately, that would also >> break >> > a LOT of existing code. >> > In Qt4 times, I was doing some experiments with the QString adaptive >> > storage (similar to what NSString does behind the scenes). >> >> I've thought of this too. >> >> This stumbles on QString's implicit sharing. If you do this: >> >> QString foo = "some UTF-8 text"; >> QString copy = foo; >> qDebug() << foo.constData()[0]; >> > > In my experiments (a QString with an adaptive storage), > data()/constData() returns uchar*; `qDebug() << foo.constData()[0]` could > be i.e. `qDebug() << foo.utf8Data()[0]`. > There are even more invasive changes to the behavior: the indexes are > UTF-32 codepoint positions, length() is the amount of UTF-32 codepoints, > etc. > I believe we could spare some performance in QString write operations for > the sake of convenience and boosting the QString read operations. WDYT? >
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