[R-SIG-Finance] addLines in Quantmod

Joshua Ulrich josh.m.ulrich at gmail.com
Wed Jul 7 02:53:36 CEST 2010

I'm assuming the lines aren't being added to the plot.  If that's the
case, you need to wrap each call to addLines() with plot().  For
example plot(addLines(h=130,on=1)).

That said, I don't know if that's the issue you're referring to since
you didn't actually ask a question.
Joshua Ulrich
FOSS Trading: www.fosstrading.com

On Tue, Jul 6, 2010 at 7:45 PM, Andres Petrocelli <cordura21 at gmail.com> wrote:
> Hi, guys. I am running the following code:
> plotFunction <-function() {
> library("quantmod")
> getSymbols("SPY")
> #pdf("quantModChart.pdf")
> barChart(SPY,theme="white")
> addLines(h=130,on=1)
> addLines(h=100,on=1)
> #dev.off()
>  }
>  plotFunction()
> pS: sorry if it's a double post, first time user of a mailing list. Won't do
> it again (I hope)
>        [[alternative HTML version deleted]]
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