utf8 中文
#include <iostream>
#include <codecvt>
#include <fstream>
#include <string>
intmain(void)
{
usingnamespacestd;
autoLocUtf8=locale(locale(""),newcodecvt_utf8<wchar_t>);
wofstream wfo(L"Hello.txt");
wfo.imbue(LocUtf8);
wfo << L"这是Utf-8编码的文本文件！";
wfo.close();
wifstream wfi(L"Hello.txt");
wstring wstr;
wfi.imbue(LocUtf8);
wfi >> wstr;
wcout.imbue(locale(""));
wcout << wstr << endl;
system("PAUSE");