为股市的买方能量提供一种依据.

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;
波段趋势 :MA(OBV,72),LINETHICK2,COLORff00ff;
 DRAWTEXT(CROSS(OBV,MAOBV)AND MAOBV>=REF( MAOBV,1),做多,''),colorwhite ;
 DRAWTEXT(CROSS(波段趋势,做多),波段趋势,'始');
DRAWTEXT(CROSS(做多,波段趋势),做多,'终');