I hope this helps: xyplot(val ~ x | type, panel=function(...) { panel.xyplot(...) panel.abline(h=.6) })
Mikhail > -----Original Message----- > From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On > Behalf Of jjap > Sent: Friday, August 12, 2011 10:41 AM > To: r-help@r-project.org > Subject: [R] lattice panel.abline use > > Dear R-users, > > I am unsuccessful in trying to add an horizontal line to all graphs in the > example below: > > library(lattice) > val<-runif(15) > x<-rep(seq(1:5),3) > type<-c(rep("a",5), rep("b",5), rep("c",5)) > > xyplot(val ~ x | type, panel.abline(h=.6)) > > Any hints are appreciated. > Best regards, > > ---Jean > > > > -- > View this message in context: http://r.789695.n4.nabble.com/lattice-panel- > abline-use-tp3739693p3739693.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. ______________________________________________ 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.