Re: [R] How to refer a variable in quotes

Hi Jinggaofu, Try this: for(u in 1:9) { pdffile<-paste(g[u],".pdf",sep="") pdf(pdffile) ... mtext(g[u],side=4) If you index the vector g, it will return one or more character strings. Jim On Thu, Mar 3, 2016 at 9:52 AM, Jinggaofu Shi wrote: > Hi, there > I am new to R, here is an urgent que

Re: [R] How to refer a variable in quotes

1. Please spend some time with an R tutorial or two to become familiar with R basics. 2. Please do not post in HTML. This is a plain text email list. 3. See e.g. ?sprintf or ?paste for your problem. Cheers, Bert Bert Gunter "The trouble with having an open mind is that people keep coming al

[R] How to refer a variable in quotes

Hi, there I am new to R, here is an urgent question. I want to save several graphs by a for loop. But I don't know how to refer the variable in the quotes. Here is my code. g<-c("g1","g2","g3","g4","g5","g6","g7","g8","g9") for (u in 1:9) {pdf("g[u]".pdf") + plot(1,1, xlim=range(x), ylim=c(-5,5),