多字节转宽字节CharToWchar

多字节转宽字节

BOOL CharToWchar(std::string src, std::wstring& dest)

BOOL CharToWchar(std::string src, std::wstring& dest)
{
    int dwMinSize = MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, src.c_str(), -1, NULL, 0);
    if (dwMinSize == 0)
    {
        return 0;
    }
    dest.resize(dwMinSize);
    int nlen = MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, src.c_str(), -1, &dest.at(0), dwMinSize);
    return nlen > 0;
}