股票趋势走向（飞狐公式无未来）

好多钱

{股票生命线趋势走向预测（50天）}
Aaa0:=(C-LLV(L,3))/(HHV(H,3)-LLV(L,3));
Aaa1:=SMA(Aaa0,2,1);
Aaa2:=SMa(Aaa1,2,1);
Aaa3:=3*Aaa1-2*Aaa2 ;
Aaa4:=2*Aaa3-0.5;
Aaa5:=C*(1-(Aaa4-Aaa2)/15);
生命线:Aaa5,PRECISION2,COLORGREEN;
fbars:=SYSPARAM(3)-1;
tj:=barssince(c)>fbars-50;
fc:=生命线;
fo:=生命线;
fl:=llv(生命线,2);
fh:=hhv(生命线,2);
<%
vbars=ffl.vardata("fbars")
vc=ffl.vardata("fc")
vo=ffl.vardata("fo")
vh=ffl.vardata("fh")
vl=ffl.vardata("fl")
vend=ubound(vc)
n=50
if vbars<=vend and vbars>vend-vbars+n then
  redim temp(vend-vbars+n,3)
  for i=2*vbars-vend-n to vbars
    ii=i+vend-2*vbars+n
    temp(ii,0)=2*vc(vbars)-vo(i)
    temp(ii,1)=2*vc(vbars)-vh(i)
    temp(ii,2)=2*vc(vbars)-vl(i)
    temp(ii,3)=2*vc(vbars)-vc(i)
  next
  for i=vbars-n to vend
    ii=vend-i
    vo(i)=temp(ii,3)
    vh(i)=temp(ii,2)
    vl(i)=temp(ii,1)
    vc(i)=temp(ii,0)
  next
  ffl.vardata("fc")=vc
  ffl.vardata("fo")=vo
  ffl.vardata("fh")=vh
  ffl.vardata("fl")=vl
end if
%>
PARTLINE(tj,fc),shift50;
VERTLINE(ISLASTBAR),COLORYELLOW,POINTDOT;