rr1:=stkindiex('if00','qq25.持仓',0,21,10,0);
r12:=-1*rr1;
//*****************************
if holding=0 and r12>0 then buy(1,r12,limitr,c);
if holding=0 and r12<0 then buyshort(1,abs(r12),limitr,c);
if holding>0 and r12>0 and holding>r12 then sell(1,holding-r12,limitr,c);
if holding>0 and r12>0 and holding<r12 then buy(1,r12-holding,limitr,c);
if holding>0 and r12<0 then
begin
sell(1,holding,limitr,c);
buyshort(1,abs(r12),limitr,c);
end
if holding<0 and r12<0 and holding>r12 then buyshort(1,holding-r12,limitr,c);
if holding<0 and r12<0 and holding<r12 then sellshort(1,r12-holding,limitr,c);
if holding<0 and r12>0 then
begin
sellshort(1,holding,limitr,c);
buy(1,r12,limitr,c);
end
if r12=0 and holding>0 then sell(holding>0,holding,limitr,c);
if r12=0 and holding<0 then sellshort(holding<0,abs(holding),limitr,c);
//********************************
盈亏:asset-1000000,colorred,linethick1,noaxis;
日盈亏:asset-ref(asset,todaybar),noaxis,colorred,linethick0;
持仓:holding,linethick0;