[amibroker] Re: HighestSince() bug?

["Fred" <ftonetti@xxxxxxxxxxxxx>]

Not much happens in whatever[0] ... As to why only the creator 
knows ...

--- In amibroker@xxxxxxxxxxxxxxx, "inertia_trader" 
<inertia_trader@xxx> wrote:
>
> Fred, that was a good idea to try it in Explore to see if the
> behavior was any different.  Unfortunately, it isn't.
> 
> Your code snippet shows you tested the wrong case.  You used
> array index 1, which is the one titled "Works".  Try it with array
> index 0 (the example below where the plot title is "Fails".)
> 
> --- In amibroker@xxxxxxxxxxxxxxx, "Fred" <ftonetti@> wrote:
> >
> > Shows 45 on all bars for me ...
> > Check it using Explore ...
> > 
> > buySig = 0; buySig[1] = 1;
> > price = 0; price[1] = 45;
> > X = HighestSince(buySig, price);
> > Plot(X, "Works", colorBlack);
> > Filter = 1;
> > AddColumn(X, "X", 1.2);
> > 
> > --- In amibroker@xxxxxxxxxxxxxxx, "inertia_trader" 
> > <inertia_trader@> wrote:
> > >
> > > Tomasz, is this a bug or expected behavior?
> > > 
> > > buySig = 0;  buySig[0] = 1;
> > > price = 0;   price[0] = 45;
> > > plot(highestSince(buySig, price), "Fails", colorBlack);
> > > 
> > > I expected to see a plot of value 45 for all bars.  But
> > > the plot above shows no data.
> > > 
> > > BUT...
> > > 
> > > buySig = 0;  buySig[1] = 1;
> > > price = 0;   price[1] = 45;
> > > plot(highestSince(buySig, price), "Works", colorBlack);
> > > 
> > > The plot above gives a value of 45 for all barIndices except 0,
> > > as you would expect.
> > > 
> > > So highestSince() seems to ignore signals that occur on the
> > > very first bar?
> > > 
> > > 
> > > Thanks,
> > > Tom Mosher
>




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