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Hi, Mike
Sorry for my silly question, but why do you use setforeign() function
here. There is no other symbol here. The only symbol is the one that
yielded the previous trading signals here.
thanks/ huanyan
--- In amibroker@xxxxxxxxxxxxxxx, "Mike" <sfclimbers@xxx> wrote:
>
> Hi,
>
> Sorry, the SetForeign advice was good. But, my example propogated
> another error in your original code. sig.PosSize is a scaler, not
an
> array. As such, you cannot pass the result of an array calculation
as
> value. Instead, you must calculate the value for the given bar.
Your
> original example thus becomes:
>
> SetCustomBacktestProc("");
>
> if ( Status( "action" ) == actionPortfolio )
> {
> bo = GetBacktesterObject();
> bo.PreProcess();
>
> for ( bar = 0; bar < BarCount; bar++ )
> {
> CurrentEquity = bo.Equity;
>
> for ( sig = bo.GetFirstSignal( bar ); sig; sig =
> bo.GetNextSignal( bar ) )
> {
> SetForeign( sig.Symbol );
> YesterdayClose = Ref(C, -1);
> YesterdayATR = Ref(ATR(10), -1);
> sig.PosSize = CurrentEquity * YesterdayClose[bar] /
> YesterdayATR[bar];
> RestorePriceArrays();
> }
>
> bo.ProcessTradeSignals( bar );
> }
>
> bo.PostProcess();
> }
>
> Note also that you should be calling bo.PostProcess instead of
> bo.ListTrades.
>
> Mike
>
> --- In amibroker@xxxxxxxxxxxxxxx, "ezbentley" <ezbentley@> wrote:
> >
> > Hi Mike,
> >
> > Thanks for the attempt to help. However, I still get an error
with
> the following code:
> >
> > SetForeign(sig.Symbol);
> > sig.PosSize = CurrentEquity * AccountRiskPercent * ref(C, -1) /
100;
> > RestorePriceArrays();
> >
> > Error 19. COM method/function 'PosSize' call failed.
> >
> > Thanks,
> >
>
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