买进选股预警公式

编写条件：

要求出现买进信号时预警谢谢. A7:=C-REF(C,1); A8:=100*EMA(EMA(A7,6),6)/EMA(EMA(ABS(A7),6),6); SHORT:=7; LONG:=19; RMA:=EMA(CLOSE,SHORT); NMA:=EMA(CLOSE,LONG); UP:=DRAWLINE(L=LLV(L,BARSLAST(CROSS(NMA,RMA))+1),LLV(L,BARSLAST(CROSS(NMA,RMA))+1),H=HHV(H,BARSLAST(CROSS(RMA,NMA))+1),HHV(H,BARSLAST(CROSS(RMA,NMA))+1),0); DOWN:=DRAWLINE(H=HHV(H,BARSLAST(CROSS(RMA,NMA))+1),HHV(H,BARSLAST(CROSS(RMA,NMA))+1),L=LLV(L,BARSLAST(CROSS(NMA,RMA))+1),LLV(L,BARSLAST(CROSS(NMA,RMA))+1),0); 买进:(LLV(A8,2)=LLV(A8,7) AND COUNT(A8<0,2) AND CROSS(A8,MA(A8,2))) AND REF(DOWN,1)REF(DOWN,1),STICK,COLORBLUE,LINETHICK3; DRAWTEXT(买进,1.5,'买进'),COLORRED;

编写方法：

&nbsp;A7:=C-REF(C,1);

A8:=100*EMA(EMA(A7,6),6)/EMA(EMA(ABS(A7),6),6);

SHORT:=7;

LONG:=19;

RMA:=EMA(CLOSE,SHORT);

NMA:=EMA(CLOSE,LONG);

UP:=DRAWLINE(L=LLV(L,BARSLAST(crOSS(NMA,RMA))+1),LLV(L,BARSLAST(CROSS(NMA,RMA))+1),H=HHV(H,BARSLAST(CROSS(RMA,NMA))+1),HHV(H,BARSLAST(CROSS(RMA,NMA))+1),0);

DOWN:=DRAWLINE(H=HHV(H,BARSLAST(CROSS(RMA,NMA))+1),HHV(H,BARSLAST(CROSS(RMA,NMA))+1),L=LLV(L,BARSLAST(CROSS(NMA,RMA))+1),LLV(L,BARSLAST(CROSS(NMA,RMA))+1),0);

买进:(LLV(A8,2)=LLV(A8,7) AND COUNT(A8<0,2) AND CROSS(A8,MA(A8,2))) AND REF(DOWN,1)<REF(DOWN,2) AND UP>REF(DOWN,1);