mfc 乱码

int len = WideCharToMultiByte(CP_ACP, 0, strText, -1, NULL, 0, NULL, NULL);

char *ptxtTemp = new char[len + 1];

WideCharToMultiByte(CP_ACP, 0, strText, -1, ptxtTemp, len, NULL, NULL);

//(write, ptxtTemp);

CString s(ptxtTemp);

MessageBox(s);