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On Tue, 17 Sep 2002, Traktor Topaz wrote:
>
> This is probably simple, but it's eluded me so far:
>
> I wish to go through the bars of a given contract, performing some
> statistical calculations, looking to see how often something happens. But
> before I run through the bars I need to know one simple thing about the
> last and next-to-last bars.
>
> As a (simplified) example, let's say that today (the last bar on the
> chart) the open is so-much higher/lower than yesterday's open, and now I
> want to run through all the bars and count up how often that is the case.
> So I'd like code like this:
>
> If currentbar > 1 then begin
>
> OpenPosition = Open[lastdayonchart] - Open[nexttolastdayonchart];
>
> if open[today] blah-blah open[yesterday] then add-some-stuff-up.
>
> if lastbaronchart then plot1( results, 'results' );
>
> end;
>
> The part that's eluded me so far is how, on the first (or second) bar of
> the chart to find out how many bars exist in this chart so as to access
> the last-bar and next-to-last-bar on the chart.
I don't think it is possible to look into the future. However, you can
write an indicator that waits until it is on the last bar (lastbaronchart = true)
and when it is on the last bar it then does your statistical calculation.
Mike
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