|
Title: Re: [amibroker] Re: Dates
you can also use barcount-1 for that.
herman
Monday, November 10, 2008, 4:36:11 PM, you wrote:
> Hi,
> If you mean that for each symbol tested, you cannot allow a Buy before
> that particular symbol has had at least 2 years of history, then you
> can add logic to your buy condition to that effect.
> e.g.
> Assuming 252 trading days/year (USA markets), you can include a
> condition that at least 252 * 2 = 504 days have passed.
> Try something like the following (untested) code which is assuming EOD
> data:
> History = Cum(1);
Buy = History >>= 504 AND ...; // fill in your buy logic here.
> Mike
> --- In amibroker@xxxxxxxxxxxxxxx, "tickhillblade" <tickhillblade@xxx>
> wrote:
>> Hi all,
>> I am a new user of Amibroker and I am trying to backtest a system I
>> have thought about for many years but have not had any software to
>> perform this before last week.
>> I have a problem and am looking for some help.
>> Due to different symbol start dates I need to generate the buy or
> sell
>> signal after a two year period.
>> i.e. AZN.L data starts on 01/01/2003, the first transaction cannot
> be
>> before 01/01/05. Whilst I can manually set this in the analyser for
>> each share I would like to automate it using AFL.
>> All help would be much appreciated.
>> Bill
> ------------------------------------
> **** IMPORTANT ****
> This group is for the discussion between users only.
> This is *NOT* technical support channel.
> *********************
> TO GET TECHNICAL SUPPORT from AmiBroker please send an e-mail directly to
> SUPPORT {at} amibroker.com
> *********************
> For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
> http://www.amibroker.com/devlog/
> For other support material please check also:
> http://www.amibroker.com/support.html
> *********************************
> Yahoo! Groups Links
> <*> To visit your group on the web, go to:
> http://groups.yahoo.com/group/amibroker/
> <*> Your email settings:
> Individual Email | Traditional
> <*> To change settings online go to:
> http://groups.yahoo.com/group/amibroker/join
> (Yahoo! ID required)
> <*> To change settings via email:
> mailto:amibroker-digest@xxxxxxxxxxxxxxx
> mailto:amibroker-fullfeatured@xxxxxxxxxxxxxxx
> <*> To unsubscribe from this group, send an email to:
> amibroker-unsubscribe@xxxxxxxxxxxxxxx
> <*> Your use of Yahoo! Groups is subject to:
> http://docs.yahoo.com/info/terms/
__._,_.___
**** IMPORTANT ****
This group is for the discussion between users only.
This is *NOT* technical support channel.
*********************
TO GET TECHNICAL SUPPORT from AmiBroker please send an e-mail directly to
SUPPORT {at} amibroker.com
*********************
For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG:
http://www.amibroker.com/devlog/
For other support material please check also:
http://www.amibroker.com/support.html
*********************************
![]()
__,_._,___
|