MID:=MA(C,20); VART1:=POW((C-MID),2); VART2:=MA(VART1,20); VART3:=SQRT(VART2); UPPER:=MID+2*VART3; LOWER:=MID-2*VART3; BOLL:=REF(MID,1); UB:=REF(UPPER,1); LB:=REF(LOWER,1); 买一:=UB>REF(UB,1) AND LB<REF(LB,1) AND CROSS(LB,CLOSE) AND UB-REF(UB,1)>=0.01; 买二:=UB>REF(UB,1) AND LB<REF(LB,1) AND C<LB; 卖一:=UB>REF(UB,1) AND C>UB AND LB>REF(LB,1) AND REF(LB,1)<REF(LB,2); 卖二:=CROSS(UB,C); {多头买入(买开)} ENTERLONG:买一 OR 买二; {多头卖出(卖平)} EXITLONG:卖一 OR 卖二; |