支撑位和阻力位

支撑位:IF((EMA(CLOSE,15)-REF(EMA(CLOSE,15),1))/REF(EMA(CLOSE,15),1)*100>=0,REF(EMA(CLOSE,15),BARSLAST(CROSS((EMA(CLOSE,15)-REF(EMA(CLOSE,15),1))/REF(EMA(CLOSE,15),1)*100,0))+1),DRAWNULL),colorred,LINETHICK3;

阻力位:IF((EMA(CLOSE,15)-REF(EMA(CLOSE,15),1))/REF(EMA(CLOSE,15),1)*100<0,REF(EMA(CLOSE,15),BARSLAST(CROSS(0,(EMA(CLOSE,15)-REF(EMA(CLOSE,15),1))/REF(EMA(CLOSE,15),1)*100))+1),DRAWNULL),colorblue,LINETHICK3;