交易腳本中print不出結果

親愛的小編或高手們，

我寫了一交易腳本如下，當中利用了print的功能，但在lowestprice 與stopprice方面，卻在過程中都無法跑出結果(請見附圖)，事實上，我另外對照寫了做多的腳一腳本，此一腳本卻可列釋出highestprice，不知道哪裡出錯，還請幫忙解決，謝謝!!

 小陳

//期指MACD做空當沖交易

 

// 宣告參數

input: FastLength(12,"DIF短天數"), SlowLength(26,"DIF長天數"), MACDLength(9,"MACD天數");

input: riskpoint(35,"停利停損點數");

var: intrabarpersist lowestprice(0);

var: intrabarpersist limit_control(0);

 

// if date<>date[1] then lowestprice =0; //自訂義變數歸零

if barfreq<>"Min"or barinterval<>5  then return;

 var: price(0),dif_s(0),macd_s(0),osc_s(0);

settotalbar((maxlist(FastLength,SlowLength,MACDLength)+1)*3.5);

 price = WeightedClose();

 

//macd25計算式

dif_s = XAverage(price, FastLength) - XAverage(price, SlowLength);

macd_s = XAverage(dif_s, MACDLength) ;

osc_s = dif_s - macd_s ;

value1 = ema(close,13); // ma13以下才能空

 

condition1 = close< value1 and osc_s cross below 0;

condition2 = limit_control <> currentbar;

 

// 空方進場策略：MACD由正轉負。

if position = 0 and condition1 and condition2 then begin

   setposition(-1);

   limit_control = currentbar;

   lowestprice = FilledAvgPrice;

end;

 

if close < lowestprice then lowestprice = close; //採最低價位做為停利(損)起算點

stopprice = lowestprice + riskpoint;

 

//監控

print("lowestprice=",numtostr(lowestprice,0),"riskpoint=",numtostr(riskpoint,0),"FilledAvgPrice=",numtostr(FilledAvgPrice,0),"stopprice=",numtostr(stopprice,0));

  

//出場策略：同一K線時，以點數控制。不同K線時，三條件擇一出場

condition3 = osc_s cross above 0 or close > stopprice; 

 if limit_control<>currentbar then if

  condition3 then setposition(0)    //不同根bar時的停損模式

else if

  close>stopprice then setposition(0) ; //同一根bar的停損模式

 

//尾盤當沖平倉策略

if Position <> 0 AND  currenttime >= 134300 then begin

SetPosition(0, market);

if position =0 then RaiseRunTimeError("尾盤沖銷，程式結束");

end;