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--- In amibroker@xxxxxxxxxxxxxxx, "Howard B" <howardbandy@xxx> wrote:
>
> Hi Greenhorn --
>
> Here is an example of an afl program that does what you ask.
>
> // MultipleConditions.afl
> //
> // Example of afl to buy when
> // multiple conditions occur in sequence
> //
> // The first condition is a setup.
> // The second condition is a trigger.
> //
> // The setup must occur between exactly 1 and 9 bars
> // before the trigger, but not on the bar of the trigger.
> //
> Setup = StochD(14,3,3) <= 30;
> Trigger = Cross(C,MA(C,5));
>
> Buy = Trigger
> AND NOT Setup
> AND BarsSince(Setup) >=1
> AND BarsSince(Setup) <= 9;
>
> Sell = BarsSince(Buy) >=3;
>
> Buy = ExRem(Buy,Sell);
> Sell = ExRem(Sell,Buy);
>
> Plot(C,"C",colorBlack,styleCandle);
> Plot(Setup, "Setup", colorGreen, styleLine|styleOwnScale);
> Plot(Trigger, "Trigger", colorBlue, styleLine|styleOwnScale);
> PlotShapes(Buy * shapeUpArrow + Sell * shapeDownArrow,
> IIf(Buy,colorGreen,colorRed));
>
> Thanks,
> Howard
> www.quantitativetradingsystems.com
>
thanks very much!!
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