Re: [Boost-users] How to convert wide character strings to multi-byte strings ?

Subject: Re: [Boost-users] How to convert wide character strings to multi-byte strings ?
From: Kenny Riddile (kfriddile_at_[hidden])
Date: 2010-02-04 09:53:00

Timothy Madden wrote:
> Hello
> 
> What is the right way to convert from wide character strings to
> multi-byte strings ? In boost or in C++ if any ?
> 
> For narrow to wide conversion I can do
> 
> wostringstream streamMsg;
> 
> streamMsg << "Narrow string";
> 
> wstring wstrMessage = streamMsg.str();
> 
> But I think that too is not a good way as it might not take the current
> locale / code page /encoding /whatever into account, but just widen the
> char (as a number) to an wchar_t.
> 
> So what is the right way ?
> How do I write a codecvt facet for the default locale if I need one ?
> 
> Thank you,
> Timothy Madden

As an aside, couldn't you simply do something like this for your narrow 
to wide conversion?

std::string narrow = "Narrow string";
std::wstring wstrMessage( narrow.begin(), narrow.end() );