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Hi Mike - setting it in the AA window, means I only have a single selection. What if I want to pre-filter on S&P500 AND S&P400 ? If I do that I in the code then each symbol is processed until it hits the filter at the end and that's a lot of wasted CPU time.
--- In amibroker@xxxxxxxxxxxxxxx, "Mike" <sfclimbers@xxx> wrote:
>
> Why do you need it in the code as opposed to setting it in the AA window before running the code?
>
> If you are trying to do something in an automated way, the AmiBroker automation object will let you set all the filters you want before executing the exploration.
>
> Mike
>
> --- In amibroker@xxxxxxxxxxxxxxx, "gmorlosky" <gmorlosky@> wrote:
> >
> > Thanks, but not the issue. The filter within an Explore is a post-filter. I need to pre-filter, which is the ApplyTo.
> >
> > --- In amibroker@xxxxxxxxxxxxxxx, Aron <aron.groups@> wrote:
> > >
> > > see: AFL Function Reference, Information/Categories
> > >
> > > example:
> > > Filter = GroupID() == 7 OR GroupID() == 9;
> > > AddTextColumn( GroupID( 1 ), "Group name" );
> > >
> > > gmorlosky wrote:
> > > > I see that Automatic Analysis has an "ApplyTo" function which essentially is the pre-filter to any code being run. Can ApplyTo be coded into an Explore at the very beginning ?
> > > >
> > > >
> > > >
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