Something like this:

start = <start bar index>
end = <end bar index>
val = <horizontal line value>

bix = Cum(1) - 1;
hline = IIf(bix >= start AND bix <= end, val, Null);

For the bar index, you could also use:

bix = BarIndex();
bix = bix - bix[0];

Regards,
GP


--- In [email protected], "Roberto Martinez" <[EMAIL PROTECTED]>
wrote:
>
> Hi there,
> I would like to know how to programatically draw a horizontal line
that last for x bars and not for all the chart. When I use the PLOT
function it draws a line trough all the chart length.
> Tia.
>


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