[Development] HEADS-UP: QStringLiteral

Tor Arne Vestbø Tor.arne.Vestbo at qt.io
Wed Aug 21 17:29:07 CEST 2019

> On 21 Aug 2019, at 17:24, Konstantin Tokarev <annulen at yandex.ru> wrote:
> 21.08.2019, 18:22, "Tor Arne Vestbø" <tor.arne.vestbo at qt.io>:
>>>  On 21 Aug 2019, at 16:55, Thiago Macieira <thiago.macieira at intel.com> wrote:
>>>  On Wednesday, 21 August 2019 07:47:23 PDT Thiago Macieira wrote:
>>>>  On Wednesday, 21 August 2019 03:01:29 PDT Tor Arne Vestbø wrote:
>>>>>  This should just be test[“key”] = “value”. How do we get there?
>>>>  Do you mean "make this the most optimal?" If so, then we don't get there.
>>>>  It's not possible.
>>>  Oh, the following is nearly the most optimal:
>>>          test[u"key"] = u"value”;
>> So that would be utf16, can’t we let test["key"] = “value” assume utf8, ie u8”foo” without the explicitness?
> Conversion of UTF8 to UTF16 costs more, and here we know that literal is ASCII-only.

Sure, okey, I’m happy with “foo” being interpreted as ascii, u8”" as utf8 and u”” as utf16, as long as I can use all of them in other Qt APIs that take a stringish. Ideally with automatic make-it-a-qstring-literal using C++ fanciness over QFooLiteral :)

Tor Arne 

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