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Thomas,
Use ValueWhen() method...
BuyPrice = IIf(Buy, H, ValueWhen(Buy, H, 1));
Hope this helps.
Jitu
--- In amibroker@xxxxxxxxxxxxxxx, "tchan95014" <tchan95014@xxxx>
wrote:
> Hello,
>
> I have an AFL question hoping that this great group can help.
>
> The following example explains it.
>
> Settradedelays(1, 1, 1, 1);
> Buy = ...
> Short = ...
> Sell = short;
> cover = buy;
>
> Now, my question is on the buyprice/shortprice, since this is a
> reversal system and they are symmetrical, I will use buy as the
> example.
>
> BUY High of day buyprice
> 0 40 --
> 0 45 --
> 1 50 50
> 0 45 50
> 1 40 40
> 0 35 40
> 0 30 40
> 0 25 40
> 1 20 20
> 0 15 20
> 1 25 * we have opened a long position here
>
> As you can see, I need to keep the buyprice the same if there is NO
> new buy signal comes up, and if there is no execution before that.
If
> a new buy signal comes up, then and only then the buyprice is
> adjusted. Short end is the same just that High of day becomes Low
of
> day (here we are talking about signal day and to be executed the
next
> day if possible, an EOD system)
>
>
> Thanks for any helps...
>
>
> Thomas
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