[R] Further png() question

[Uwe Ligges]

Laura Quinn wrote:

> Ok, I have reinstalled R-1.9.0 and this appears to have fixed the
> problems I was having with png(). However, I have a further question
> regarding png()
> 
> Is it possible to pass a par() argument to the png() command? I am
> wanting to produce 4 plots per object, which I normally acheive on an X
> window by par(mfrow=c(1,4)). I have tried calling a new plot and setting
> par in this way but this has no bearing when I call png().

You have to call par() after png() rather than before:

png("test.png")
par(mfrow=c(1,4))
replicate(4, plot(1:10))
dev.off()

Uwe Ligges



> Any suggestions?
> 
> Thanks in advance,
> 
> Laura Quinn
> Institute of Atmospheric Science
> School of Earth and Environment
> University of Leeds
> Leeds
> LS2 9JT
> 
> tel: +44 113 343 1596
> fax: +44 113 343 6716
> mail: laura at env.leeds.ac.uk
> 
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