文华的多空量比指标:
M:=DUALVOLUME('M');
N:=DUALVOLUME('N');
DRAWCOLUMNCHART(N,SCALE>=0.5,M>=0);
没有直接的函数。过程稍微有点麻烦。另外就是没办法跨日。只日内统计。
先新建一个指标AX:
VARIABLE:by:=0,sy:=0;
if TODAYBAR=1 then
begin
by:=0;
sy:=0;
end
sy:=sy+BUYVOL;
by:=by+SELLVOL;
x1:sy;
x2:by;
然后在当前指标下跨周期调用上面的指标:
INPUT:N(5,1,500,1);
by:STKINDI('','AX1.x1',0,0,0),NODRAW;
sy:STKINDI('','AX1.x2',0,0,0),NODRAW;
cby:if(TODAYBAR=1,by, by-ref(by,1)),NODRAW;//当前周期主买
csy:if(TODAYBAR=1,sy,sy-ref(sy,1)),NODRAW;//当前周期主卖
差值:cby-csy;//当前周期主买主卖之差
均值:sum(差值,N)/N;//n周期差值的均值