[R] ggplot2 graphing multiple lines of data

Some day I may figure out how ggplot2 works. I am trying to plot 5 columns of data on a graph (similar to a simple matplot) === library(ggplot2) bmi <- structure(list(pct = 2:21, P10 = c(14.6, 14.5, 14.2, 13.9, 13.7, 13.7,

Re: [R] ggplot2 graphing multiple lines of data

Thanks to both of you. I knew it was something stupid. I just didn't realise it was that stupid. --- On Mon, 9/14/09, baptiste auguie wrote: > From: baptiste auguie > Subject: Re: [R] ggplot2 graphing multiple lines of data > To: "R R-help" > Received: Monday

Re: [R] ggplot2 graphing multiple lines of data

alternatively, use aes_string, p <- ggplot(bmm, aes_string(x="age", y="bm", colour="pp", group="pp")) p <- p + geom_line() p HTH, baptiste 2009/9/14 smu > hey, > > On Mon, Sep 14, 2009 at 07:51:42AM -0700, John Kane wrote: > > p <- ggplot(bmm, aes(x="age", y="bm", colour="pp", group="pp"))

Re: [R] ggplot2 graphing multiple lines of data

hey, On Mon, Sep 14, 2009 at 07:51:42AM -0700, John Kane wrote: > p <- ggplot(bmm, aes(x="age", y="bm", colour="pp", group="pp")) > p <- p + geom_line() remove the quotes and it will work: ggplot(bmm, aes(x=age, y=bm, colour=pp, group=pp))+geom_line() regards, Stefan ___