如何将CString转换成UNICODE字符串？？

Question

贴一段源代码上来

Answer 1

CString MyExam::CharToUnicode(BYTE* buf, DWORD bufSize)
{
CString csTemp;
WCHAR *UnicodeStr=new WCHAR[bufSize+1];
DWORD UnicodeSize=MultiByteToWideChar(CP_ACP,0, 
            (LPCSTR)buf,bufSize+1,UnicodeStr,(DWORD)bufSize+1);
csTemp=UnicodeStr;
delete [] UnicodeStr;
return (csTemp);
}

Answer 2

CString MyExam::CharToUnicode(BYTE* buf, DWORD bufSize)
{
CString csTemp;
WCHAR *UnicodeStr=new WCHAR[bufSize+1];
DWORD UnicodeSize=MultiByteToWideChar(CP_ACP,0, 
            (LPCSTR)buf,bufSize+1,UnicodeStr,(DWORD)bufSize+1);
csTemp=UnicodeStr;
delete [] UnicodeStr;
return (csTemp);
}

Answer 3

CString str = _T("AAA");
USES_CONVERSION;
LPCWSTR lpwIP =  A2W(str);