這樣編寫(xiě)。

DIF:=EMA(CLOSE,12)-EMA(CLOSE,26);
DEA:=EMA(DIF,9);
N:=BARSLAST(CROSS(DIF,DEA))+1;
N1:=BARSLAST(CROSSDOWN(DIF,DEA))+1;
C1:=REF(C,N-1);
C2:=REF(C,N1-1);
M:=BACKSET(ISLASTBAR,N+1);
M1:=BACKSET(ISLASTBAR,N1+1);
DRAWSL(CROSS(M,0.5),C,0,1,2,COLORRED),DOT;
DRAWSL(CROSS(M1,0.5),C,0,1,2,COLORCYAN),DOT;
DRAWNUMBER(ISLASTBAR,C1,C1,0,COLORRED);
DRAWNUMBER(ISLASTBAR,C2,C2,0,COLORCYAN);