Re: Question on string

From:
Victor Bazarov <v.Abazarov@comAcast.net>
Newsgroups:
comp.lang.c++
Date:
Fri, 03 Apr 2009 14:25:22 -0400
Message-ID:
<gr5kai$n1o$1@news.datemas.de>
Vladyslav Lazarenko wrote:

On Apr 3, 1:37 pm, peter koch <peter.koch.lar...@gmail.com> wrote:

On 3 Apr., 19:17, Odysseas Gabrielides <greekso...@hotmail.com> wrote:

How can I use unsigned chars in a string object ?

The portable way is by specialising on unsigned char


typedef std::basic_string< unsigned char, std::char_traits<unsigned
int>, std::allocator<unsigned char> > ustring;


char_traits<unsigned int>?

Why not simply

    typedef std::basic_string<unsigned char> ustring;

?

On Apr 3, 1:37 pm, peter koch <peter.koch.lar...@gmail.com> wrote:

, and some
compilers allow you to define the default char as unsigned (although
this formally doesn't make it of type unsigned char).


Microsoft C++ compiler (/J option) - http://msdn.microsoft.com/en-us/library/0d294k5z(VS.80).aspx
GCC (-funsigned-char option) - http://gcc.gnu.org/onlinedocs/gcc-4.3.3/gcc/C-Dialect-Options.html
Others - http://www.google.com


V
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