[R-SIG-Finance] quantmod: how to add custom timeseries (addTA?)

[Josh Ulrich]

Hi Michael,

Try this:

require(quantmod)
require(TTR)
getSymbols("YHOO")
chartSeries(YHOO)
min55 <- runMin(YHOO$YHOO.Low,55)
addTA(min55,on=1)

Best,
Josh
--
http://quantemplation.blogspot.com



On Wed, Oct 8, 2008 at 7:50 AM, Michael Zak <michael at zak.li> wrote:
> Dear members
>
> I'm working with quantmod charts and I should add a timeseries (lowest low
> of the last 55 days) with the same length as the original observations. It
> works fine with addTA(), but quantmod puts a new indicator below the chart.
> But I want to force quantmod to put the data in the same indicator as for
> example the OHLC series.
>
> Thank you, Michael Zak
>
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