here is the codes that i tried..... > png(paste("hist",i,".png",sep="") + library(lattice) Error: unexpected symbol in: "png(paste("hist",i,".png",sep="") library" > for(i in 8:153){ + histogram(~ data[,i] | data[,2], data=data,ylab="Frequency",xlim=c(1,5),xlab="Score",ylim=c(0,100))) Error: unexpected ')' in: "for(i in 8:153){ histogram(~ data[,i] | data[,2], data=data,ylab="Frequency",xlim=c(1,5),xlab="Score",ylim=c(0,100)))" > } Error: unexpected '}' in "}" > dev.off() Error in dev.off() : cannot shut down device 1 (the null device)
ychu066 wrote: > > still doesnt work ... > > > Karl Ove Hufthammer wrote: >> >> On Thu, 12 Nov 2009 19:10:52 -0800 (PST) ychu066 <ychu066 >> @aucklanduni.ac.nz> wrote: >>> And I also want to save each histogram in each separate pdf file using >>> the >>> following codes ?. >>> png("hist.png[i]") >>> dev.off() >> >> Try png(paste("hist",i,".png",sep="") instead. >> >> -- >> Karl Ove Hufthammer >> >> ______________________________________________ >> R-help@r-project.org mailing list >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide >> http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. >> >> > > -- View this message in context: http://old.nabble.com/Plotting-Histogram-using-histogram%28%29-and-for-loop-and-I-want-to-save-the-histogram-individually-...-HELP-tp26328734p26384035.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.