主题：求教，开盘缺口幅度如何判断

x1:stkindi('','macd.diff',0,2),linethick0;
x2:stkindi('','macd.dea',0,2),linethick0;
long:=cross(x1,x2);
short:=cross(x2,x1);
n:=barslast(date<>ref(date,1))+1;

昨收:ref(c,n);
今开:valuewhen(date<>ref(date,1),open);
比值:abs(昨收/今开-1),linethick0;

if 比值>0.01 then exit;

if 比值>0.005 and 比值<0.01 then begin

 if time>130000 and long then begin

sellshort(holding<0,0,market);

buy(holding=0,1,market);

end
 
 if time>130000 and short then begin
  sell(holding>0,0,market);
  buyshort(holding=0,1,market);
  end

end