Hi, I think you mean Currying, there's a function in roxygen that looks like,
Curry function (f, ..., .left = TRUE) { .orig = list(...) function(...) { if (.left) { args <- c(.orig, list(...)) } else { args <- c(list(...), .orig) } do.call(f, args) } } HTH, baptiste On Aug 6, 2010, at 3:56 PM, Mog wrote: > Hi. I would like to partially apply a function to a list of arguments, > and I don't know how to do this in R, without perhaps writing default > values to the formals() of my function, or writing to the environment > object of a function. For context, my definition of partially apply > is: "fix some of the arguments, leaving the others as variables, > return a new function that takes the un-fixed arguments from the > original function as arguments" > > The issue is that I would like several different sets of arguments for > the "partially applied" phase, and I think that would involve copying > the function to several different places with the above methods. > > Alternately, I could hard-code the partial applications using a > function() form, but I would prefer not to do this, as there will be a > sizable number of these closures needed and I'd prefer to automate the > process. > > Thanks! > > --Mog > > ______________________________________________ > 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.