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For bars 200 to 300 it is an 100bar interval, not 200bar.
Anyway, Sum() function can do the job.
for specific periods you may work with Cum() also
cond=datenum()>1010101 AND datenum()<1020101;
YearCV=cum(cond*C*V);
will give you the cummmulative C*V for Year 2001.
Dimitris Tsokakis
--- In amibroker@xxxxxxxxxxxxxxx, "hmab1" <hossamb@xxxx> wrote:
>
> Hello,
>
> At each bar, I would like to sum the value of the close*volume for
> the past 200 days. I.e. let's say you have 600 bars of date. At
bar
> 300, I would like to determine the sum of the close*volume for bars
> 200 thru 300.
>
> Is this possible in AFL ?
>
> Thanks,
> HB
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