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You're welcome. The strExtract is a neat way to have a predefines string
array. Paul was clever in his use of it in an optimize situation.
d
> -----Original Message-----
> From: amibroker@xxxxxxxxxxxxxxx
> [mailto:amibroker@xxxxxxxxxxxxxxx] On Behalf Of Duke Jones, CMT
> Sent: Thursday, March 15, 2007 1:46 PM
> To: amibroker@xxxxxxxxxxxxxxx
> Subject: Re: [amibroker] How to Optimise for specific values
>
> Dingo & Paul,
>
> I will add my thanks for taking the time to walk us through that
> example. It was very helpful.
>
> Regards,
>
> Duke Jones, CMT
>
> dingo wrote:
> >
> > Optimize(n, "MA value", 0, 0, 4, 1);
> > MAval = StrToNum(StrExtract("20,25,50,70,200", n));
> > .
> > .
> > .
> >
> >
> > The first time thru n will be 0 and the strExtract will
> then extract
> > the "0th" entry in the array "20,25,50,70,200" which is "20".
> >
> > The strToNum will convert the string "20" to the integer 20
> and assign
> > it to MAval for use in the rest of the formula.
> >
> > The second time thru n will be 1, strExtract will extract the "1th"
> > entry in the array "20,25,50,70,200" which is "25".
> >
> > The strToNum will convert the string "25" to the integer 25
> and assign
> > it to MAval for use in the rest of the formula.
> >
> > and so on.
> >
> > d
> >
> >
> --------------------------------------------------------------
> ----------
> > *From:* amibroker@xxxxxxxxxxxxxxx
> > [mailto:amibroker@xxxxxxxxxxxxxxx] *On Behalf Of *Keith McCombs
> > *Sent:* Wednesday, March 14, 2007 9:44 PM
> > *To:* amibroker@xxxxxxxxxxxxxxx
> > *Subject:* Re: [amibroker] How to Optimise for specific values
> >
> > Dingo and/or Paul --
> > Sorry, but could you please dumb it down so even I can see how
> > this works with Optimize()? A code snippet including Optimize()
> > and StrToNum(StrExtract("20,25,50,70,200", n))
> > ought to do it.
> >
> > Thanks.
> > -- Keith
> >
> > dingo wrote:
> >> the key is the strExtract function. The strToNum
> merely converts
> >> the alfa result to a number.
> >>
> >> d
> >>
> >>
> --------------------------------------------------------------
> ----------
> >> *From:* amibroker@xxxxxxxxxxxxxxx
> >> [mailto:amibroker@xxxxxxxxxxxxxxx] *On Behalf Of
> *Keith McCombs
> >> *Sent:* Wednesday, March 14, 2007 12:12 PM
> >> *To:* amibroker@xxxxxxxxxxxxxxx
> >> *Subject:* Re: [amibroker] How to Optimise for
> specific values
> >>
> >> Paul --
> >> Could you please give more detail as to how StrToNum()
> >> function is applicable to the original Optimize() question?
> >> -- Keith
> >>
> >> Paul Ho wrote:
> >>> StrToNum(StrExtract("20,25,50,70,200", n))
> >>>
> >>>
> --------------------------------------------------------------
> ----------
> >>> *From:* amibroker@xxxxxxxxxxxxxxx
> >>> [mailto:amibroker@xxxxxxxxxxxxxxx] *On Behalf Of
> >>> *dralexchambers
> >>> *Sent:* Wednesday, 14 March 2007 3:15 AM
> >>> *To:* amibroker@xxxxxxxxxxxxxxx
> >>> *Subject:* [amibroker] How to Optimise for
> specific values
> >>>
> >>> How do I do this:
> >>>
> >>> Optimise the MA for the specific values:
> >>>
> >>> 20,25,50,70,200
> >>>
> >>> Optimise(MAval,"MA value",20,20,200,5) >>>
> this loops in
> >>> Step 5 and I
> >>> only want the specific values above tested
> >>>
> >>> Thanks in advance - ALex
> >>>
> >
>
>
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