KDJ趋势指标公式 指标说明
KDJ，其综合动量观念、强弱指标及移动平均线的优点，
早年应用在期货投资方面，功能颇为显著，目前为股市中最常
被使用的指标之一。
买卖原则
1 K线由右边向下交叉D值做卖，K线由右边向上交叉D值做买。
2 高档连续二次向下交叉确认跌势，低挡连续二次向上交叉
确认涨势。
3 D值<20%超卖，D值>80%超买，J>99.99%超买，J<10%超卖。
4 KD值于50%左右徘徊或交叉时，无意义。
5 投机性太强的个股不适用。
6 可观察KD值同股价的背离，以确认高低点。
RSV=(CLOSE-LLV(LOW,N))/(HHV(HIGH,N)-LLV(LOW,N))*100;
K:SMA(RSV,M1,1);
D:SMA(K,M2,1);
J:3*K-2*D;
y:0;
w:10;
z:100;
DRAWTEXT(CROSS(y,J),y,''),RGB(0,255,255);
VARA:=LLV(LOW,35);
VARB:=HHV(HIGH,30);
VARC:=EMA((CLOSE-VARA)/(VARB-VARA)*4,4)*25;
趋势: VARC,colormagenta,LINETHICK2;
底背: STICKLINE(VARC<10 AND 100*(HHV(HIGH,14)-CLOSE)/(HHV(HIGH,14)-LLV(LOW,14))>97,0,25,5,0),coloryellow;
顶背: STICKLINE(VARC>90,100,85,10,0),colorred;
VARD:=87.5;
VARE:=(VARC-LLV(VARC,4))/(HHV(VARC,4)-LLV(VARC,4))*4*25;
VAR6:=(2*C+H+L)/4;
VAR8:=LLV(LOW,30);
VARA1:=HHV(HIGH,30);
B:=EMA((VAR6-VAR8)/(VARA1-VAR8)*100,8);
B1:=EMA(B,5);
STICKLINE(B>0 AND B-B1>=0,79,80,6,0),COLOR00FF00;
STICKLINE(B>0 AND B-B1<0,79,80,6,0),colorcyan;
STICKLINE(B>0 AND B-B1>=0,49,50,6,0),colorred;
STICKLINE(B>0 AND B-B1<0,49,50,6,0),colorcyan;
STICKLINE(B>0 AND B-B1>=0,19,20,6,0),COLOR00FF00;
STICKLINE(B>0 AND B-B1<0,19,20,6,0),colorcyan;
STICKLINE(B-B1>0,B,B1,8,1),colorred;
STICKLINE(B-B1<0,B,B1,8,1),COLOR00FF00;
V1:=(2*CLOSE+HIGH+LOW)/4;
V2:=LLV(LOW,21);
VA:=HHV(HIGH,34);
防线B:=EMA((V1-V2)/(VA-V2)*100,13);
防线BB:=EMA((0.667*REF(防线B,1)+0.333*防线B),2);
N:=3;
L0:=0.02;
L1:=ABS(L-REF(L,1))<=L0;
L2:=ABS(L-REF(L,2))<=L0;
L3:=ABS(L-REF(L,3))<=L0;
L4:=ABS(L-REF(L,4))<=L0;
L5:=ABS(L-REF(L,5))<=L0;
精准线首次:=L1 OR L2 OR L3 OR L4 OR L5;
精准左:=FILTER(精准线首次,N) ;
天数:=BARSLAST(精准左);
LTS:=REF(L,天数);
精准右:=ABS(L-LTS)<=L0;
STICKLINE(精准左,L,L,50,-1),colormagenta;
DRAWLINE(精准左,L,精准右,LTS,1),colormagenta;
G1:=ABS(H-REF(H,1))<=L0;
G2:=ABS(H-REF(H,2))<=L0;
G3:=ABS(H-REF(H,3))<=L0;
G4:=ABS(H-REF(H,4))<=L0;
G5:=ABS(H-REF(H,5))<=L0;
精准线首次1:=G1 OR G2 OR G3 OR G4 OR G5;
精准左1:=FILTER(精准线首次1,N) ;
天数1:=BARSLAST(精准左1);
GTS:=REF(L,天数1);
精准右1:=ABS(H-GTS)<=L0;
STICKLINE(精准左1,H,H,50,-1),colorgreen;
MTM:=C-REF(C,1);
DX:=100*EMA(EMA(MTM,6),6)/EMA(EMA(ABS(MTM),6),6);
YXF:=IF(LLV(DX,2)=LLV(DX,7) AND COUNT(DX<0,2) AND CROSS(DX,MA(DX,2)),1,0);
蓝:IF(FILTER(YXF=1,5),20,0),colorliblue,LINETHICK3;
红: IF(FILTER(YXF=1,5),10,0),colorred,LINETHICK2;
黄: IF(FILTER(YXF=1,5),5,0),coloryellow,LINETHICK1;
DIF3:=EMA(CLOSE,12)-EMA(CLOSE,26);
DEA3:=EMA(DIF3,9);
MACD3 := 2*(DIF3-DEA3);
RSV:=(CLOSE-LLV(LOW,9))/(HHV(HIGH,9)-LLV(LOW,9))*100;
K:=SMA(RSV,3,1);
D:=SMA(K,3,1);
J:=3*K-2*D;
止跌:MACD3>REF(MACD3,1) AND REF(MACD3,2)>=REF(MACD3,1) AND J<50 AND C>REF(C,1) AND C>O AND J>REF(J,1);
DIFF:=EMA(CLOSE,12)-EMA(CLOSE,26);
DEA:=EMA(DIFF,9);
macd上拐:REF(DEA,2)>REF(DEA,1) AND REF(DEA,1)<DEA;
支撑位:IF((EMA(CLOSE,15)-REF(EMA(CLOSE,15),1))/REF(EMA(CLOSE,15),1)*100>=0,REF(EMA(CLOSE,15),BARSLAST(CROSS((EMA(CLOSE,15)-REF(EMA(CLOSE,15),1))/REF(EMA(CLOSE,15),1)*100,0))+1),DRAWNULL),colorred,LINETHICK1;
阻力位:IF((EMA(CLOSE,15)-REF(EMA(CLOSE,15),1))/REF(EMA(CLOSE,15),1)*100<0,REF(EMA(CLOSE,15),BARSLAST(CROSS(0,(EMA(CLOSE,15)-REF(EMA(CLOSE,15),1))/REF(EMA(CLOSE,15),1)*100))+1),DRAWNULL),colorgreen,LINETHICK1;
DIFF:=EMA(CLOSE,12)-EMA(CLOSE,26);
DEA:=EMA(DIFF,9);
MACD上拐:REF(DEA,2)>REF(DEA,1) AND REF(DEA,1)<DEA;
过渡:IF(BBI,10,DRAWNULL),colorwhite,LINETHICK2;
持股:IF(C>BBI AND BBI>REF(BBI,1),10,DRAWNULL), colorred,LINETHICK2;
持币:IF(C<=BBI AND BBI<=REF(BBI,1),10,DRAWNULL),colorgreen,LINETHICK2;
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