Audouy Jerome (ext_sub) wrote:
> Hello,
>
> I'm starting using R and runned a little script. The generated graphic
could be exported correctly with RGui.exe ("file -> save as -> jpeg
-> etc.")
>
> But if I try to run the same script with Rterm.exe and followed by:
> jpeg(file="test.jpeg", quality=90)
> The created jpeg file is completely white without any color, do you know
why ?
>
> Sum up of the script:
> library(DBI)
> library(RODBC)
> library(graphics)
> # my script process
> ...
> ...
> # save picture
> jpeg(file="test.jpeg", quality=90)
Please read An Introduction to R.
Please read ?Devices
Please read ?jpeg and see its examples!
jpeg() is not intended to save a plot, but to open a jpeg device you can
plot into and close it afterwards:
jpeg(file="test.jpeg", quality=90)
plot(1:10)
dev.off()
Please try it interaktively at first.
Uwe Ligges
>
> Thanks to help me.
>
> Regards,
> J??r??me.
>
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