通达信抄底神器副图/选股指标

X_1:=90;
X_2:=3;
X_3:=REF(LLV(LOW,X_1),X_2);
X_4:=REFDATE(X_3,DATE);{公式之家BBS.GSZB.TOP}
抄底:X_4=LOW AND (CLOSE-LOW>OPEN-CLOSE OR OPEN-LOW>CLOSE-OPEN);