主题：这样对吗，怎么还是执行交易？

 //日线及其以下周期.

 N:=barslast(date<>ref(date,1))+1;
 preDayHigh:ref(hhv(h,N),N),linethickDATE0; //昨日最高价
 preDayLOW:ref(LLv(L,N),N),linethick0;  //昨日最低价
 
 preDayclose:ref(c,N),linethickDATE0; //昨日收盘价
 preDayopen:ref(o,N),linethick0;  //昨日开盘价
 jinDayopen:="open#day";  //今日开盘价
 
if  preDayclose>preDayopen then
    昨日开收价差1:=(preDayclose-preDayopen)/preDayopen;
    IF 昨日开收价差1>0.02 and jinDayopen<preDayclose and jinDayopen>preDayopen THEN
    EXIT;
 if  preDayclose<preDayopen then
    昨日开收价差2:=(preDayopen-preDayclose)/preDayopen;
    IF 昨日开收价差2>0.02 and jinDayopen>preDayclose and jinDayopen<preDayopen THEN
    EXIT;