1 //===----------------------------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is dual licensed under the MIT and the University of Illinois Open 6 // Source Licenses. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 // <locale> 11 12 // wstring_convert<Codecvt, Elem, Wide_alloc, Byte_alloc> 13 14 // size_t converted() const; 15 16 #include <locale> 17 #include <codecvt> 18 #include <cassert> 19 20 int main() 21 { 22 typedef std::codecvt_utf8<wchar_t> Codecvt; 23 typedef std::wstring_convert<Codecvt> Myconv; 24 Myconv myconv; 25 assert(myconv.converted() == 0); 26 std::string bs = myconv.to_bytes(L"\x40003"); 27 assert(myconv.converted() == 1); 28 bs = myconv.to_bytes(L"\x40003\x65"); 29 assert(myconv.converted() == 2); 30 std::wstring ws = myconv.from_bytes("\xF1\x80\x80\x83"); 31 assert(myconv.converted() == 4); 32 } 33