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You are looking for interim results during execution of a scan?
Sorry that is beyond me.
On Sun, 27 Feb 2005 10:10:48 -0000, the_short_fox <theshortfox@xxxxxxxxx> wrote:
>
>
> Graham,
>
> Thanks you for your will to help. I guess I haven't clarified myself
> properly.
>
> With your permission, I'll try to explain: In AmiBroker (as far as I
> know it - I might be wrong), there's no way to access "current" bar.
> For example, if you write "High", the program itself iterate
> internally through all "High" field prices (from Bar=0 to Barcount-
> 1), and retrieves the value for the "current" bar. When I
> write "current", I refer to the Bar "currently" being iterated.
>
> Now, I wrote a function that gets a Bar reference as a parameter and
> returns a value (different for each bar). I'm interest to call this
> function (while backtesting), in order to
> compare its "delivered" value with the Low/High/Close.
> My question is, do I have to create an array with function values
> prior to writing the Buy and Sell rules, or is there any way to send
> to the function the "current" Bar being iterated so it can deliver a
> value back?
>
> Here's an example:
>
> function Calculate(Bar) {
> // Just a simple example
> Result=(High[Bar]+Low[Bar])/2;
> return Result;
> }
>
> Now I'd like to write something like this:
>
> Buy=Calculate(Bar)>Close;
>
> Yes, I know that in this case, I can write it in AFL without the
> function (just using arrays). But suppose I'm interested to write it
> in the way described. How can I send the "currently iterated" bar to
> the function? (that will replace 'Bar' in the example above).
>
> Thank you,
>
> Short.
>
> --- In amibroker@xxxxxxxxxxxxxxx, Graham <kavemanperth@xxxx> wrote:
> > Glad I could help.
> >
> > Sorry I don't understand what you are trying to do with current
> bar?
> >
> >
> > On Sun, 27 Feb 2005 08:50:32 -0000, the_short_fox
> <theshortfox@xxxx> wrote:
> > >
> > >
> > > Graham, that's brilliant. Thanks!
> > > BTW, is there any way to access the (current) Bar? I have a
> function
> > > I wrote that gets a Bar as a parameter and returns a value. It
> is of
> > > interest to call this function each bar during backtest, in
> order to
> > > allow it to "deliver" its value. Is there any way to send
> > > the "current" bar, or one must create an array with function
> values
> > > prior to actually backtesting?
> > >
> > > Thanks.
> > >
> > > Short.
> > >
> > >
> > > --- In amibroker@xxxxxxxxxxxxxxx, Graham <kavemanperth@xxxx>
> wrote:
> > > > Short, something like this may work
> > > >
> > > > Buy = H>ref(hhv(h,10),-1) and ref(hhv(h,10),-1)<ref(hhv(h,20),-
> 1);
> > > >
> > > >
> > > >
> > > >
> > > > On Sat, 26 Feb 2005 23:18:15 -0000, the_short_fox
> > > <theshortfox@xxxx> wrote:
> > > > >
> > > > >
> > > > > Hi All,
> > > > >
> > > > > Suppose I'd like to code something like: Buy if,
> > > > >
> > > > > (1) Today's high is higher than the highest price of the
> last 10
> > > > > bars. and,
> > > > > (2) None of the last 10 bars represent (themselves) a 20 day
> > > high.
> > > > >
> > > > > I know how to code (1), but as I'm only studying the syntax
> of
> > > AFL,
> > > > > I experience difficulties with (2). Would someone please
> give a
> > > > > hand? Thank you in advance.
> > > > >
> > > > > Short.
> > > > >
> > > > >
> > > > > Check AmiBroker web page at:
> > > > > http://www.amibroker.com/
> > > > >
> > > > > Check group FAQ at:
> > > http://groups.yahoo.com/group/amibroker/files/groupfaq.html
> > > > > Yahoo! Groups Links
> > > > >
> > > > >
> > > > >
> > > > >
> > > > >
> > > >
> > > >
> > > > --
> > > > Cheers
> > > > Graham
> > > > http://e-wire.net.au/~eb_kavan/
> > >
> > >
> > > Check AmiBroker web page at:
> > > http://www.amibroker.com/
> > >
> > > Check group FAQ at:
> http://groups.yahoo.com/group/amibroker/files/groupfaq.html
> > > Yahoo! Groups Links
> > >
> > >
> > >
> > >
> > >
> >
> >
> > --
> > Cheers
> > Graham
> > http://e-wire.net.au/~eb_kavan/
>
>
> Check AmiBroker web page at:
> http://www.amibroker.com/
>
> Check group FAQ at: http://groups.yahoo.com/group/amibroker/files/groupfaq.html
> Yahoo! Groups Links
>
>
>
>
>
--
Cheers
Graham
http://e-wire.net.au/~eb_kavan/
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