RSV:= (CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;
FASTK:=SMA(RSV,3,1);
K:SMA(FASTK,3,1),COLORGREEN;
D1:SMA(K,3,1),COLORYELLOW,LINETHICK2;
IF D1>REF(D1,1) THEN BEGIN D1 ,COLORRED,LINETHICK2;
END
IF D1<REF(D1,1) THEN BEGIN D1 ,COLORGREEN,LINETHICK2;
END
D1怎么不变颜色?