view R/rdyncall/demo/factorial.R @ 61:c5a69c454963 default tip

- allow use of 'None' with 'Z' - bumped version to 1.4 (be in sync current dyncall version)
author Tassilo Philipp
date Mon, 03 Apr 2023 19:06:07 +0200
parents 0cfcc391201f
children
line wrap: on
line source

f <- function(i,fun)
{
  if (i > 1) i * .dyncall(fun,"ip)i",i-1,fun) else i
}
e <- new.env()
cb <- new.callback("ip)i", f,e)
e <- NULL
f <- NULL
gc()
r <- .dyncall(cb,"ip)i",12,cb)
r == factorial(12)
cb <- NULL
gc()