Base R do.call
do.call(what, args)
. what
is a function to call, args
is a list of arguments to pass to the function.
do.call("rbind", dfs)
#> x y
#> a 1 2
#> b 3 4
Exercise 19.5.5 #1
One way to implement exec
is shown here: Describe how it works. What are the key ideas?
exec_ <- function(f, ..., .env = caller_env()){
args <- list2(...)
do.call(f, args, envir = .env)
}