showing a status message in R

Question

I\'d like to write a function that presents to the user a status message that shows something like the time, the percent complete, and the current status of a process. I can

Answer 1

There may be more elegant ways to do this, but this could do it:

test.message <- function() {
  for (i in 1:9){
    cat(i)
    Sys.sleep(1)
    cat("\b")
  }

}

If you're automatically generating your message, you'll need to calculate how many \b characters to output to back up the correct amount, but that's pretty straightforward.