摘要： 向下取整 floor向上取整 ceil CString streangle=_T("4.6259");double dangle= wcstod(streangle, NULL); int idu=(int)floor(dangle); int ifen= (int)floor((dangle-floor(dangle))*60); double fen=(dangle-floor(dangle))*60; double imiao=(fen-floor(fen))*60; TRACE(_T("%d ° %d \" %.3f '&quo 阅读全文