
WISHLIST

o add more examples

o d <- "X" 
  gsubfn(x = "\\$d$d$")
Error in parse(file, n, text, prompt) : syntax error in "c("\",replacement("$d",

o assign("mywarn", NULL, .GlobalEnv)
  tryCatch( warning("a warning"), warning = w ~ mywarn <<- conditionMessage(w))
  print(mywarn)
does not work.

o set.seed(1) 
  b  <-  fn$boot(rivers, x+d ~ median(x, d), R = 2000)
does not work



