系统案例当中的平仓问题，希望老师可以帮忙解答一下

Params Numeric DMI_N(14); //DMI的N值 Numeric DMI_M(6); //DMI的M值, 本策略中用不到 Numeric ADXLevel(25); //ADX低于此值时被认为行情处于震荡中 Numeric ADXLowThanBefore(3); //入场条件中ADX需要弱于之前值的天数 Numeric ConsecBars(3); //入场条件中连续阳线或阴线的个数 Numeric ATRLength(10); //ATR值 Numeric ProtectStopATRMulti(0.5); //保护性止损的ATR乘数 Numeric ProactiveStopBars(10); //入场后主动平仓的等待根数 Vars //DMI最终输出 Series<Numeric> oDMIPlus; Series<Numeric> oDMIMinus; Series<Numeric> oDMI; Series<Numeric> oADX; Series<Numeric> oADXR; Series<Numeric> oVolty; //DMI过程计算 Series<Numeric> sDMI; Series<Numeric> sADX; Series<Numeric> cumm; Series<Numeric> sVolty; Numeric PlusDM; Numeric MinusDM; Numeric UpperMove; Numeric LowerMove; Numeric SumPlusDM(0); Numeric SumMinusDM(0); Numeric SumTR(0); Series<Numeric> AvgPlusDM; Series<Numeric> AvgMinusDM; Numeric SF; // smoothing factor Numeric Divisor; Numeric i; Series<Numeric> TRValue; //-------------------- Series<Numeric> ATR(0); //ATR值 Series<Numeric> ConsecBarsCount(0); //连续阳线或阴线计数 Series<Numeric> ProtectStopL; //基于ATR的保护性止损 Series<Numeric> MP; //MarketPosition的状态记录 Events OnBar(ArrayRef<Integer> indexs) { //系统设置 //DMI指标计算, 最终将输出ADX指标 //--------------------------DMI计算开始-----------------------------------// SF = 1/DMI_N; TRValue = TrueRange; If(CurrentBar == DMI_N) { for i = 0 To DMI_N - 1 { PlusDM = 0 ; MinusDM = 0 ; UpperMove = High[i] - High[ i + 1 ] ; LowerMove = Low[ i + 1 ] - Low[i] ; if (UpperMove > LowerMove And UpperMove > 0 ) { PlusDM = UpperMove; }else if (LowerMove > UpperMove And LowerMove > 0) { MinusDM = LowerMove ; } SumPlusDM = SumPlusDM + PlusDM ; SumMinusDM = SumMinusDM + MinusDM ; SumTR = SumTR + TRValue[i] ; } AvgPlusDM = SumPlusDM / DMI_N ; AvgMinusDM = SumMinusDM / DMI_N ; sVolty = SumTR / DMI_N ; }Else if(CurrentBar > DMI_N) { PlusDM = 0 ; MinusDM = 0 ; UpperMove = High - High[1] ; LowerMove = Low[1] -Low ; if (UpperMove > LowerMove And UpperMove > 0 ) { PlusDM = UpperMove; }else if (LowerMove > UpperMove And LowerMove > 0 ) { MinusDM = LowerMove ; } AvgPlusDM = AvgPlusDM[1] + SF * ( PlusDM - AvgPlusDM[1] ) ; AvgMinusDM = AvgMinusDM[1] + SF * ( MinusDM - AvgMinusDM[1] ) ; sVolty = sVolty[1] + SF * ( TRValue - sVolty[1] ) ; }Else { oDMIPlus = InvalidNumeric; oDMIMinus = InvalidNumeric; oDMI = InvalidNumeric; oADX = InvalidNumeric; oADXR = InvalidNumeric; oVolty = InvalidNumeric; } if (sVolty > 0) { oDMIPlus = 100 * AvgPlusDM / sVolty ; oDMIMinus = 100 * AvgMinusDM / sVolty ; }else { oDMIPlus = 0 ; oDMIMinus = 0 ; } Divisor = oDMIPlus + oDMIMinus ; if (Divisor > 0) { sDMI = 100 * Abs( oDMIPlus - oDMIMinus ) / Divisor; }else { sDMI = 0 ; } cumm=Cum( sDMI ); if(CurrentBar > 0) { if (CurrentBar <= DMI_N) { sADX = Cumm / CurrentBar ; oADXR = ( sADX + sADX[ CurrentBar - 1 ] ) * 0.5 ; }else { sADX = sADX[1] + SF * ( sDMI - sADX[1] ) ; oADXR = ( sADX + sADX[ DMI_M - 1 ] ) * 0.5 ; } } oVolty = sVolty; oDMI = sDMI; oADX = sADX; //--------------------------DMI计算结束-----------------------------------// //ATR计算 ATR = AvgTrueRange(ATRLength); //系统入场 //当ADX指数低于25且低于ADXLowThanBefore天前的值时, 如果出现连续ConsecBars根阴线(收盘低于前根即可), 则在下根k线开盘做多 ConsecBarsCount = CountIf(Close < Close[1], ConsecBars); If(MarketPosition<>1 And CurrentBar > DMI_N) { if(oADX[1] < ADXLevel And oADX[1] < oADX[ADXLowThanBefore+1] And ConsecBarsCount[1] == ConsecBars And Vol > 0) { Buy(0,Open); //基于ATR的保护性止损 ProtectStopL = Low[1] - ProtectStopATRMulti * ATR[1]; } } //系统出场 If(MarketPosition == 1 And mp[1] == 1 And Vol > 0) { //入场ProactiveStopBars根K线后的主动性平仓 If(BarsSinceEntry >= ProactiveStopBars) { Sell(0,Open); } //基于ATR的保护性止损 Else if(L <= ProtectStopL[1]) { Sell(0,Min(Open, ProtectStopL[1])); } } MP = MarketPosition; } 在最后平仓的部分有两个地方没有看懂，希望老师可以帮忙解答一下：第一个问题其中通过MP引入持仓的函数，在IF语句当中用MP[1] == 1 和marketposition == 1，请问这两者当中有什么区别吗？问题二：在参数当中声明ProactiveStopBars(10);//入场后主动平仓的等待根数平仓当中有这样一句，按照我个人的理解是为，当Bar数大于开仓Bar的10根Bar以后平仓，但是导入图表后主动平仓的Bar数大于10根。以上两个问题，希望老师有时间可以帮忙解答一下，感激不尽 //入场ProactiveStopBars根K线后的主动性平仓 If(BarsSinceEntry >= ProactiveStopBars) { Sell(0,Open); }