Convert wstring to string encoded in UTF-8

Question

I need to convert between wstring and string. I figured out, that using codecvt facet should do the trick, but it doesn\'t seem to work for utf-8 locale.

My idea is,

Answer 1

C++ has no idea of Unicode. Use an external library such as ICU (UnicodeString class) or Qt (QString class), both support Unicode, including UTF-8.