const bool FromUTF8(const std::string &utf8string, std::wstring &wcstring);\r
// UTF-16 or UTF-32 to UTF-8 byte sequence\r
const bool ToUTF8(const std::wstring &wcstring, std::string &utf8string);\r
const bool FromUTF8(const std::string &utf8string, std::wstring &wcstring);\r
// UTF-16 or UTF-32 to UTF-8 byte sequence\r
const bool ToUTF8(const std::wstring &wcstring, std::string &utf8string);\r