make deep copy, recursively useful for dev makes deep copy of R6 object, S4 object, or anything else really

make deep copy, recursively

useful for dev makes deep copy of R6 object, S4 object, or anything else really

make deep copy, recursively

useful for dev makes deep copy of R6 object, S4 object, or anything else really

copy3(x, recurse_list = TRUE)

copy3(x, recurse_list = TRUE)