RSV2:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;
K日:=SMA(RSV2,3,1);
D日:=SMA(K日,3,1);
J日:3*K日-2*D日,COLORGRAY,DOTLINE;
{KDJ同高同低}
KDJ同时高位:STICKLINE(CROSS(J日>100 AND K日>85 AND D日>80,0.5),80,60,3,0),COLORFF1A1A;{深蓝色方框}
KDJ同时低位:STICKLINE(CROSS(J日<0 AND K日<15 AND D日<20,0.5),80,60,3,1),COLOR115FFF;{棕黄s方框}
DRAWTEXT(CROSS(J日>100 AND K日>85 AND D日>80,0.5),75,'★'),COLORWHITE;
DRAWTEXT(CROSS(J日<0 AND K日<15 AND D日<20,0.5),75,'★'),COLORWHITE;
STICKLINE(J日<0,0,J日,0,-1),COLORWHITE;
STICKLINE(J日>100,100,J日,0,-1),COLORWHITE;
{【J】数值}
TT3:=(CURRBARSCOUNT=5-4);
DRAWNUMBER(TT3 AND J日,J日,J日),COLORMAGENTA;
DRAWTEXT(ISLASTBAR,J日,' 【J】'),COLORMAGENTA;