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Fuzion • Idioms • Idiom # 256: Count backwards

Idiom # 256: Count backwards

See programming-idioms.org:

Code

(5..0 : -1) | x -> say x

What are effects?

Running Example

ex256 is

  # using pipe and lambda
  (5..0 : -1) | x -> say x

  # using a loop
  for x in 5..0 : -1 do
    say x

  # using tail-recursion
  f(n i32) =>
    say n
    if n > 0
      f n-1
  f 5

  # using as_string
  say ((5..0 : -1).as_string "\n")

What are effects?

next: Idiom # 257: Traverse list backwards