主题：同一根K线上穿做多，下穿做空，尾盘平仓的写法

f h>=x then buy(holding=0,1,market); //开多

if l<=y then buyshort(holding=0,1,market);//开空

 

//收盘前5分钟平仓

if time0>=timetot0(closetime(0))-5*60 then begin

   sell(holding>0,holding,market);//平多

   sellshort(holding<0,holding,market);//平空

end