[fpc-devel] ansistrings and widestrings

[peter green]

where are theese default versions located in the code?


> -----Original Message-----
> From: fpc-devel-bounces at lists.freepascal.org
> [mailto:fpc-devel-bounces at lists.freepascal.org]On Behalf Of Alexey
> Barkovoy
> Sent: 05 January 2005 07:36
> To: FPC developers' list
> Subject: Re: [fpc-devel] ansistrings and widestrings
>
>
> > if i do ansistringvar := widestringvar or widestringvar := ansistringvar
> > what does the compiler do?
> >
> > 1: use the systems default encoding (if so obtained from where?)
> > 2: use utf-8
> > 3: use iso-8859-1
> > 4: use something else?
> >
> > furthermore if the encoding used is one not capable of representing all
> > unicode code points what are the reduction rules used in the
> conversion from
> > widestring to ansistring?
>
> Compiler internally uses Wide2AnsiMoveProc and Ansi2WideMoveProc
> functions which
> can be reassigned by user. Currently their are just maping lower
> 128 chars in
> one representation to other. On Windows there are system
> functions that can be
> used to do conversion: MultiByteToWideChar and
> WideCharToMultiByte - these
> functions can take into account specified or globally set code page.
>
>
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