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VA:=IF(CLOSE>REF(CLOSE,1),VOL,-VOL);
OBV:SUM(IF(CLOSE=REF(CLOSE,1),0,VA),0)/10000,COLORYELLOW,LINETHICK2;
MAOBV:MA(OBV,25),LINETHICK0;
做多:IF(OBV>=MAOBV,OBV,MAOBV),LINETHICK3,COLORRED;
做空:IF(MAOBV-OBV,MAOBV,OBV),LINETHICK2,COLOR00FF00;
波段趨勢 :MA(OBV,72),LINETHICK2,COLORFF00FF;
DRAWTEXT(CROSS(OBV,MAOBV)AND  MAOBV>=REF( MAOBV,1),做多,'★-----------'),COLORWHITE ;