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Dimitris: Thanks, I'm getting some results now, at least what
appears to be the final end-of-period equity total. I'll have to play
with it some more to have it display some of the details. The help
file should make more sense now. --Ned
--- In amibroker@xxxxxxxxxxxxxxx, "DIMITRIS TSOKAKIS" <TSOKAKIS@xxxx>
wrote:
> Ned,
> Since osmosis is not always successful [especially as for the
> direction], an Indicator builder example is much better.
>
> Buy=Cross(StochD(),30);Sell=Cross(StochD(),70);
> Short=Sell;Cover=Buy;
> from=1010103;
> to=1030103;
> E1=Equity(0,3,from,to);
> Plot(E1,"",1,1);
>
> Put your own from/to [in datenum format] to see the Equity line.
> I hope it is clear.
> Dimitris Tsokakis
>
> --- In amibroker@xxxxxxxxxxxxxxx, "recce101" <ned@xxxx> wrote:
> > Formatting the date entry that way at least avoids the syntax
error
> > message, but I don't see that it's had any effect on the data
> > produced. I think my reach has exceeded my grasp on this one, and
> > I'll come back to it later when I've gained a bit more knowledge
> > through osmosis or whatever. I appreciate the response. --Ned
> >
> > --- In amibroker@xxxxxxxxxxxxxxx, "Anthony Faragasso"
> <ajf1111@xxxx>
> > wrote:
> > > Try:
> > >
> > > Datenum()==1010521
> > >
> > >
> > > ----- Original Message -----
> > > From: "recce101" <ned@xxxx>
> > > To: <amibroker@xxxxxxxxxxxxxxx>
> > > Sent: Wednesday, January 14, 2004 9:52 PM
> > > Subject: [amibroker] Re: Setting Beginning Date of Test Period
> > >
> > >
> > > > I looked at the Equity function a couple of weeks ago and
> couldn't
> > > > figure out a way to make it do what I wanted (maybe I'd have
> > better
> > > > luck with my somewhat improved knowledge this week). For this
> > > > particular project I'm not looking for an automatic backtest
> > system
> > > > with buy-sell rules, but a manual tool that I can plod along
> with,
> > > > testing my reactions to various custom indicators and the
> results
> > > > which ensue. The triple-click method which I described
> > accomplishes
> > > > what I need at the moment, but out of curiosity and for future
> > > > projects I wondered why I was unable to code in a specific
> start
> > or
> > > > end date if I wanted to go that route. Putting a value like
> > 1010521
> > > > in the parentheses after DateNum yields only a syntax error.
It
> > may
> > > > be that my understanding of AFL is not sufficient to even
pose a
> > > > valid question at this point. --Ned
> > > >
> > > > --- In amibroker@xxxxxxxxxxxxxxx, "Tomasz Janeczko"
> > <amibroker@xxxx>
> > > > wrote:
> > > > > Hello,
> > > > >
> > > > > Instead of working on manual backtester, wouldn't be easier
> to
> > just
> > > > use built-in Equity function
> > > > > http://www.amibroker.com/f?equity
> > > > >
> > > > > You can use range markers with equity too:
> > > > >
> > > > > buy= ...
> > > > > sell = your system here
> > > > >
> > > > > graph0 = Equity( 0, 3, BeginValue( DateNum() ), EndValue(
> > DateNum
> > > > () ) );
> > > > >
> > > > > And you will be able to see your equity chart changing
> > immediatelly
> > > > as
> > > > > you change range markers.
> > > > >
> > > > > Best regards,
> > > > > Tomasz Janeczko
> > > > > amibroker.com
> > > > > ----- Original Message -----
> > > > > From: "Leon Nedbalek" <ned@xxxx>
> > > > > To: <amibroker@xxxxxxxxxxxxxxx>
> > > > > Sent: Wednesday, January 14, 2004 8:40 PM
> > > > > Subject: [amibroker] Setting Beginning Date of Test Period
> > > > >
> > > > >
> > > > > > I'm working on a manual backtester which allows me to
> progress
> > > > bar by bar
> > > > > > through the past performance of a stock, view the custom
> > > > indicator outputs
> > > > > > that would have been current at that time, make decisions
on
> > > > entry and exit
> > > > > > points, test entry and exit signals, etc., all with
> > the "current"
> > > > date at
> > > > > > the right margin with no "future" data yet visible. When
the
> > > > desired entry
> > > > > > date is at the right margin, I set the test period by
> triple-
> > > > clicking on
> > > > > > that bar -- this sets the BeginValue(BarIndex()) to that
> date
> > and
> > > > resets
> > > > > > the SelectedValue(BarIndex()) to whatever date is at the
> right
> > > > margin, with
> > > > > > the "days in trade" increasing by one each time I click
the
> > > > scroll bar
> > > > > > arrow or the bracket key (keyboard set up to behave like
> > TC2000).
> > > > Here is
> > > > > > an excerpt of the code which works in that manner:
> > > > > >
> > > > > > Start=BeginValue(BarIndex());
> > > > > > Current=SelectedValue(BarIndex());
> > > > > > DaysInTradeInclusive=Current-Start+1;
> > > > > > EntryPrice=BeginValue(Close);
> > > > > > etc etc
> > > > > >
> > > > > > This works fine for that purpose, but I would like to set
> up
> > some
> > > > backtest
> > > > > > indicator files preset with a specific start date or
> > changeable
> > > > with a
> > > > > > right-click "parameters" function rather than starting at
> the
> > > > earliest data
> > > > > > date. So far I have not been able to enter the desired
date
> > in a
> > > > location
> > > > > > or format which the program will accept.
> > > > > >
> > > > > > Help, please!
> > > > > >
> > > > > > Ned
> > > > > >
> > > > > >
> > > > > > Send BUG REPORTS to bugs@xxxx
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Send BUG REPORTS to bugs@xxxxxxxxxxxxx
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-----------------------------------------
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