```R func <- function() { print("stdout") } log_capture(INFO, { func() }) # INFO [2023-11-17 23:34:41] stdout ``` ```R func <- function() { write("stdout", stdout()) write("stderr", stderr()) } log_capture(INFO, ERROR, { func() }) # INFO [2023-11-17 23:34:41] stdout # ERROR [2023-11-17 23:34:41] stderr ```