// 变量声明结束
Numeric TrendValue; // 趋势值
Numeric TrendType(0); // 1=多头, -1=空头, 0=无趋势
Defs
// 计算标准差函数
Numeric CalcStdDev(NumericSeries price, Numeric period=14)
Vars
Numeric mean;
Numeric meanSq;
Begin
If (CurrentBar < period -1)
{
Return 0;
}
mean = AverageFC(price, period);
meanSq = AverageFC(price * price, period);
Return Sqrt(meanSq - mean * mean);
End
// ATR计算函数(修复默认参数)
Numeric CalcATR(Numeric period=14)
Vars
// 无变量声明,但必须保留Vars关键字
Begin
If (CurrentBar < period -1)
{
Return 0;
}
Return AverageFC(TrueRange(), period);
End
// 计算可用手数函数(修复分号)
Numeric CalcAvailableLots(Numeric accountBalance, Numeric price, Numeric margin, Numeric maxAccountUsage, Numeric maxPositionRatio)
Vars
Numeric marginPerLot;
Numeric maxLots;
Begin
If (price <=0 || margin <=0)
{
Return 0;
}
marginPerLot = price *10 * margin;
maxLots = accountBalance * maxAccountUsage / marginPerLot;
Return IntPart(maxLots * maxPositionRatio);
End
// 动态止损函数(修复转义+分号+注释空格)
Numeric UpdateTrailingSL(Numeric currentPrice, Numeric entryPrice, Numeric trailingRatio)
Vars
Numeric newStopLoss;
Begin
If(PositionStatus ==1) // 多头持仓
{
newStopLoss = currentPrice * (1 - trailingRatio);
If(newStopLoss > CurrentStopLoss)
{
CurrentStopLoss = newStopLoss;
}
}
Else If(PositionStatus == -1) // 空头持仓
{
newStopLoss = currentPrice * (1 + trailingRatio);
If(newStopLoss < CurrentStopLoss)
{
CurrentStopLoss = newStopLoss;
}
}
Return CurrentStopLoss;
End
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