go =>

  % integer
  Int = "123",
  println(int=Int),
  println(parse_term=Int.parse_term+1),
  println(to_int=Int.to_int+1), % assumes integer
  nl,

  % float
  Float = "122.5",
  println(float=Float),
  println(parse_term=Float.parse_term+1),
  println(to_float=Float.to_float+1),
  nl.