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X_1:=HIGH;
X_2:=REF(X_1,10)=HHV(X_1,2*10+1);
X_3:=FILTER(X_2,10);
X_4:=BACKSET(X_3,10+1);
X_5:=FILTER(X_4,10);
X_6:=REF(X_1,10)=LLV(X_1,2*10+1);
X_7:=FILTER(X_6,10);
X_8:=BACKSET(X_7,10+1);
X_9:=FILTER(X_8,10);{www.9m8.cn 九毛八公式指标网}
前期高位:REF(HIGH,BARSLAST(X_5)),POINTDOT,COLORWHITE;
STICKLINE(CLOSE,前期高位,前期高位,8,0);