N:=14; M:=6; MTR:=SUM(MAX(MAX(HIGH-LOW,ABS(HIGH-REF(CLOSE,1))),ABS(REF(CLOSE,1)-LOW)),N); HD :=HIGH-REF(HIGH,1); LD :=REF(LOW,1)-LOW; DMP:=SUM(IF(HD>0 AND HD>LD,HD,0),N); DMM:=SUM(IF(LD>0 AND LD>HD,LD,0),N); PDI:=DMP*100/MTR; mdi:=DMM*100/MTR; ADX:=MA(ABS(MDI-PDI)/(MDI+PDI)*100,M); 选股:CROSS(ADX,MDI) AND PDI>REF(PDI,1);