length of `...`
On Thu, May 3, 2018 at 8:00 AM, Gabe Becker <becker.gabe at gene.com> wrote:
As of 3.5.0 the ...length() function does exactly what you are asking for. Before that, I don't know of an easy way to get the length without evaluation via R code. There may be one I'm not thinking of though, I haven't needed to do this myself.
dotlength <- function(...) length(nargs()) ? Hadley