> Open a new device before plotting, do your plotting, close the device.
>
> For example, using a PDF device via pdf():
>
> pdf("my_plots.pdf", height = 8, width = 8, pointsize = 10,
> version = "1.4", onefile = TRUE)
> for(i in 1:10) {
> y <- rnorm(100)
> x <- rnorm(100)
> plot(y ~ x)
> }
> dev.off()
>
> The last line (dev.off() is very important as the file will not be valid
> pdf without closing the device.
>
> HTH
>
> G
I got the error:
> pdf("my_plots.pdf", height = 8, width = 8, pointsize = 10,
+ version = "1.4", onefile = TRUE)
> for(i in 1:10) {
+ y <- rnorm(100)
+ x <- rnorm(100)
+ plot(y ~ x)
+ }
> dev.off()
null device
1
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