On sexta-feira, 15 de junho de 2012 16.12.55, Constantin Makshin wrote: > On 06/15/2012 02:55 PM, Konstantin Tokarev wrote: > > 15.06.2012, 14:50, "Rui Maciel" <rui.mac...@gmail.com>: > >> Does anyone know what's the rationale for relying on Qt's custom QString > >> instead of simply using C++'s standard and omnipresent std::string? > > > > 1. Historical reasons - STL was not implemented on the same level in all > > compilers in the past. > > 2. std::string does not hadle UTF16 strings, and std::wstring is > > non-standard > 3. std::string's behavior (e.g. use of the copy-on-write technique) is > implementation-dependent while QString is the same everywhere.
C++11 bans that. C++11 says that std::string must not be refcounted.
> 4. QString has more features (formatting, regular expressions, cheap
> substring extraction through QStringRef, etc.).
Any one care to give me the Standard Library equivalent of:
QString::number(x)
--
Thiago Macieira - thiago.macieira (AT) intel.com
Software Architect - Intel Open Source Technology Center
Intel Sweden AB - Registration Number: 556189-6027
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