Ah, I misread the querent as wanting four plots of three panels each, not a
single plot with three panels. Since that's not true, Jim's is the best
solution (but mind the missing commas in the iris subsets).
Sarah
On Apr 28, 2012, at 8:28 AM, Jim Lemon <j...@bitwrit.com.au> wrote:
> On 04/28/2012 08:40 PM, Tejas Kale wrote:
>> Hello!
>>
>> I have a 'for' loop that generates a plot with each iteration. I would
>> either like the plots to be stacked one below the other in a single
>> .jpg file or be stored in three different files with each file being
>> named dynamically. The following code is an illustration of my query
>> (but does not accomplish my aim):-
>>
>> for (i in 1:4)
>> {
>> jpeg("samplo.jpg")
>> par(mfrow=c(3,1))
>> plot(iris[,i+1]~iris[,i])
>> dev.off()
>> }
>>
>> Is it possible to fulfill any of my two desires? If not, what is the
>> best alternative I have? I hope I have put forth my question clearly.
>>
> Hi Tejas
> Just rearrange:
>
> # set up your graphics device
> jpeg("samplo.jpg")
> # set the margins
> par(mfrow=c(3,1))
> # now do the three plots
> for(i in 1:3) plot(iris[i+1]~iris[i])
> # and close the device
> dev.off()
>
> I think you only want three plots, no?
>
> Jim
>
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