[amibroker] Re: How to relate a date to barindex

["tipequity" <l3456@xxxxxxxxxx>]

Thanks Graham & Paul, would you kindly exlain why my code does not 
work? TIA 

--- In amibroker@xxxxxxxxxxxxxxx, Graham <kavemanperth@xxx> wrote:
>
> For what you are showing, easiest to just use
> 
> AYearAgoDate = Ref(datetime(),-252);
> 
> -- 
> Cheers
> Graham Kav
> AFL Writing Service
> http://www.aflwriting.com
> 
> 
> 
> 2008/7/17 tipequity <l3456@xxx>:
> > I am trying to find the date for 252 bar ago. I have written the
> > following code. However, it does not work! any suggestion is much
> > appreciated. TIA
> >
> > SetBarsRequired(10000);
> > BarIndx = BarIndex();
> > aYearAgo = BarIndx - 252;
> >
> > AYearAgoDate = LastValue(ValueWhen ( BarIndx <= aYearAgo ,DateTime
()));
> > _TRACE("AYearAgoDate: " + NumToStr( AYearAgoDate));
> >
> > Title =
> > "BarIndex: " + BarIndx
> > + " \n" + "aYearAgoBar: " + aYearAgo
> > + " \n" + "A Year Ago Date: " + WriteVal( AYearAgoDate , 
formatDateTime)
> > + " \n" + Interval(2) + " - " + Date() ;
> >
>



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