baptiste Auguié wrote: > Dear all, > > Happy new year! > > I posted a very similar question a few days ago, but probably too > cluttered. Here is a tidy, minimal version: > > I want to make a package, with a data.frame d and a function f given > below. Now, the function f needs to use the data.frame d. I could > (and that's what I've done temporarily) make a local duplicate of > this data.frame in the function definition, but it seems silly. > > I've tried "attach()", "data()", but both fail when running R CMD > check with the error > >> * checking R code for possible problems ... NOTE >> f: no visible binding for global variable 'd'
This is just a note, you can either ignore it or use a dirty trick to circumvent Luke's checks by d <- get("d") Perhaps it is better to get from the correct environment by specifying it. Uwe > Here is the minimal package skeleton: > >> d <- data.frame(a=1) >> >> f <- function(x) >> { >> data("d") >> x+d$a >> } >> >> package.skeleton(list=c("f","d"), name="mypkg") > > > What would be a sensible way to refer to this data inside the package? > > Best regards, > > baptiste > > _____________________________ > > Baptiste Auguié > > Physics Department > University of Exeter > Stocker Road, > Exeter, Devon, > EX4 4QL, UK > > Phone: +44 1392 264187 > > http://newton.ex.ac.uk/research/emag > http://projects.ex.ac.uk/atto > > ______________________________________________ > 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.