通达信虚拟KDJ指标公式

　K1:=kdj.K#DAY;D1:=kdJ.D#DAY;J1:=KDJ.J#DAY;K:IF(CURRBARSCOUNT>1,REFX(K1,1),DRAWNULL);D:IF(CURRBARSCOUNT>1,REFX(D1,1),DRAWNULL);J:IF(CURRBARSCOUNT>1,REFX(J1,1),DRAWNULL);K2:=CONST(IF(K1-REF(K1,1)>0,Abs(K1-REF(K1,1)),0-ABS(K1-REF(K1,1))));K3:=IF(ISLASTBAR,CONST(K1)+K2,DRAWNULL);D2:=CONST(IF(D1-REF(D1,1)>0,ABS(D1-REF(D1,1)),0-ABS(D1-REF(D1,1))));D3:=IF(ISLASTBAR,CONST(D1)+D2,DRAWNULL);J2:=CONST(IF(J1-REF(J1,1)>0,ABS(J1-REF(J1,1)),0-ABS(J1-REF(J1,1))));J3:=IF(ISLASTBAR,CONST(J1)+J2,DRAWNULL);DRAWLINE(CURRBARSCOUNT=2,K,ISLASTBAR,K3,0),COLORWHITE,DOTLINE;DRAWLINE(CURRBARSCOUNT=2,D,ISLASTBAR,D3,0),COLORYELLOW,DOTLINE;DRAWLINE(CURRBARSCOUNT=2,J,ISLASTBAR,J3,0),COLORMAGENTA,DOTLINE;