Unpacking argument lists for ellipsis in R

Question

I am confused by the use of the ellipsis (...) in some functions, i.e. how to pass an object containing the arguments as a single argument.

In Python it

Answer 1

The syntax is not as beautiful, but this does the trick:

do.call(file.path,as.list(c("/foo/bar",args)))

do.call takes two arguments: a function and a list of arguments to call that function with.