界线:10,COLORRED;20,COLORGREEN;50,COLORWHITE,DOTLINE;80,COLORGREEN;
90,COLORRED;
RSV:=(CLOSE-LLV(LOW,N))/(HHV(HIGH,N)-LLV(LOW,N))100;
K:=SMA(RSV,3,1);
D:SMA(K,3,1),COLORYELLOW,LINETHICK2;
J:=3K-2*D;
操作:IF(D REF(D,1),D,DRAWNULL),COLORRED,LINETHICK2;
DD:=FILTER(D 10,10);
XX:=FILTER(D REF(D,1) D 90,10);
DRAWTEXT(DD,D,'【底】'),COLORLIMAGENTA;
DRAWTEXT(XX,D,'【顶】'),COLORGREEN;