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Fuzion • Idioms • Idiom # 120: Read integer from stdin

Idiom # 120: Read integer from stdin

See programming-idioms.org:

Code

n := io.stdin.read_line.val.parse_int.val

What are effects?

Running Example

ex120 is
  say "please type a number:"

  # no error handling is performed here
  # program crashes if user does not type a number
  n := io.stdin.read_line.val.parse_int.val

  say "got $n"

What are effects?

next: NYI: Idiom # 121: UDP listen and read