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thanks guys that works great.
Eric
--- In amibroker@xxxxxxxxxxxxxxx, Graham <kavemanperth@xxx> wrote:
>
> Assuming you have bars with the defined times. You are also
doubling up on
> the conditions, begvol = TimeNum() == 093500; is a 0 or 1, so you
can never
> have it correct in the next part cumvol = IIf(TimeNum() >= begvol
> ..............
>
> Here is a short routine for what I think you are wanting, to sum
the volume
> from the first time to the second time
>
> begvol = 93500;
> endvol = 114500;
> cumvol = IIf(TimeNum()<=endvol AND TimeNum()>=begvol, Sum( V,
> BarsSince(TimeNum()==begvol)+1), 0);
> Plot(Cumvol,"cumvol",colorRed,styleHistogram);
>
>
> --
> Cheers
> Graham
> AB-Write >< Professional AFL Writing Service
> Yes, I write AFL code to your requirements
> http://www.aflwriting.com
>
>
>
> On 10/12/06, Eric and Christy Wagner <ericandchristy@xxx> wrote:
> >
> > I am trying to create a cumulative volume indicator based upon
> > certain times during the day. For example, I would like to know
> > the premarket volume of spy from 8amEST to 092000 EST. This
would
> > be cumulative from 8 to 9:20 and then it would go to 0 and start
> > over every day from 0 at 8AM EST. This is what I have so far:
> >
> > Sumvol = Cum(V);
> > begvol = TimeNum() == 093500;
> > endvol = TimeNum() == 114500;
> >
> > cumvol = IIf(TimeNum() >= begvol AND TimeNum()<= endvol,
Sumvol,0);
> >
> > When I plot this I get a blank window. Would anyone like to
help me
> > out?
> >
> > Thanks
> > Eric
> >
> >
> >
> >
> >
> >
> > Please note that this group is for discussion between users only.
> >
> > To get 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
> >
> >
> >
> >
>
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