主题：问题出在哪里 欲将全局变量Q平仓后，收盘置为0

VARIABLE:Q:=0;

 IF 平多条件 AND (Q=1 OR Q=2) AND 可平>0   THEN BEGIN
      SELL(1 ,可平,LIMIT,CLOSE)IGNORECHECKPRICE;
      Q:=3;
      END;
 
  IF 开多条件  AND Q=1 THEN BEGIN
      BUY(开多条件,INTPART(ASSET/500/C)*100,LIMIT,CLOSE)IGNORECHECKPRICE;
      Q:=2;
      END;
    IF 开多条件1 AND HOLDING=0 AND Q=0  THEN BEGIN
       BUY(开多条件1,INTPART(ASSET/1000/C)*100,LIMIT,CLOSE)IGNORECHECKPRICE;
       Q:=1;
       END;
     IF  Q=3  AND HOLDING=0 AND TIME=CLOSETIME(0) THEN BEGIN
     Q:=0;
     END;