[R] plot with two y axes

Thomas Lumley thomas at biostat.washington.edu
Thu Sep 7 20:25:06 CEST 2000

On Thu, 7 Sep 2000, John P. Burkett wrote:

> I'm trying to make a transition from S-plus under Windows to R under
> Linux.  My immediate aim is to produce a scatter plot with two y-axes
> with different scales. That can be done in S-plus with a command of the
> following form:
> guiPlot( PlotType="Scatter",  DataSet="execon",
> Columns="years,hstart,ship", AxisType="Multiple Y" ),
> where years, hstart, and ship are columns in the dataset called execon.
> Is there an equivalent command in R?   I'd be most grateful for any
> suggestions.

No.  You can add a second set of axis labels with axis(), but there is no
built-in way to plot using the second y axis.


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