Re: [R] Exporting a Graph that has lines()

From: R_Learner <sschiang8_at_gmail.com>
Date: Thu, 03 Jul 2008 15:43:35 -0700 (PDT)

You guys are completely right...my lines were off the graph. I was also using points() in addition to lines, so it seems like it needs a pre-specified range unlike plot().

Thanks!

Peter Dalgaard wrote:
>
> R_Learner wrote:

>> I'm trying to export a graph (any form is good). I'm trying to export one
>> that uses plot() then lines(). however, it seems that the jpeg format and
>> the pdf format only takes the first line plot, and doesn't even consider
>> the
>> additional plots. My code is the following:
>> 	
>> output_file<-paste(filez,".pdf",sep="")
>> pdf(output_file)
>> plot((x_data) ~ (y_data), main = filez)
>> lines (x,z,col="red")
>> dev.off()
>>
>> The pdf only comes out with the graph of the plot, and not of the lines.
>> Does anyone know how to export multiple graph items on one plot?
>>
>> Thanks!
>>   

> That shouldn't be a problem, but the above is not reproducible without
> the data. Are you sure that you actually executed the dev.off()?
> (pasting it onto the command line is not enough).
>
> --
> O__ ---- Peter Dalgaard Ă˜ster Farimagsgade 5, Entr.B
> c/ /'_ --- Dept. of Biostatistics PO Box 2099, 1014 Cph. K
> (*) \(*) -- University of Copenhagen Denmark Ph: (+45) 35327918
> ~~~~~~~~~~ - (p.dalgaard_at_biostat.ku.dk) FAX: (+45) 35327907
>
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Received on Fri 04 Jul 2008 - 00:52:29 GMT

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