CString UTF8

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//把utf8转成unicode，再转成cstring   void ConvertUTF8ToANSI(char* strUTF8,CString &strANSI)  //   {       int nLen = ::MultiByteToWideChar(CP_UTF8,MB_ERR_INVALID_CHARS,(LPCTSTR)strUTF8,-1,NULL,0);  //返回需要的unicode长度       WCHAR * wszANSI = new WCHAR[nLen+1];       memset(wszANSI, 0, nLen * 2 + 2);       nLen = MultiByteToWideChar(CP_UTF8, 0, (LPCTSTR)strUTF8, -1, wszANSI, nLen);    //把utf8转成unicode              nLen = WideCharToMultiByte(CP_ACP, 0, wszANSI, -1, NULL, 0, NULL, NULL);        //得到要的ansi长度       char *szANSI=new char[nLen + 1];       memset(szANSI, 0, nLen + 1);       WideCharToMultiByte (CP_ACP, 0, wszANSI, -1, szANSI, nLen, NULL,NULL);          //把unicode转成ansi       strANSI = szANSI;       delete wszANSI;       delete szANSI;   }

//把utf8转成unicode，再转成cstringvoid ConvertUTF8ToANSI(char* strUTF8,CString &strANSI)//{int nLen = ::MultiByteToWideChar(CP_UTF8,MB_ERR_INVALID_CHARS,(LPCTSTR)strUTF8,-1,NULL,0);//返回需要的unicode长度WCHAR * wszANSI = new WCHAR[nLen+1];memset(wszANSI, 0, nLen * 2 + 2);nLen = MultiByteToWideChar(CP_UTF8, 0, (LPCTSTR)strUTF8, -1, wszANSI, nLen);//把utf8转成unicodenLen = WideCharToMultiByte(CP_ACP, 0, wszANSI, -1, NULL, 0, NULL, NULL);//得到要的ansi长度char *szANSI=new char[nLen + 1];memset(szANSI, 0, nLen + 1);WideCharToMultiByte (CP_ACP, 0, wszANSI, -1, szANSI, nLen, NULL,NULL);//把unicode转成ansistrANSI = szANSI;delete wszANSI;delete szANSI;}

void ConvertANSIToUTF8(CString &strANSI)   {   int nLen = ::MultiByteToWideChar(CP_ACP,MB_ERR_INVALID_CHARS,(LPCTSTR)strANSI,-1,NULL,0);   unsigned short * wszUTF_8 = new unsigned short[nLen+1];   memset(wszUTF_8, 0, nLen * 2 + 2);   nLen = MultiByteToWideChar(CP_ACP, 0, (LPCTSTR)strANSI, -1, wszUTF_8, nLen);     nLen = WideCharToMultiByte(CP_UTF8, 0, wszUTF_8, -1, NULL, 0, NULL, NULL);       char *szUTF8=new char[nLen + 1];       memset(szUTF8, 0, nLen + 1);       WideCharToMultiByte (CP_UTF8, 0, wszUTF_8, -1, szUTF8, nLen, NULL,NULL);   strANSI = szUTF8;   delete wszUTF_8;   delete szUTF8;   }

转载：http://blog.csdn.net/qinqijing_123/article/details/5994145