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Fuzion • Idioms • Idiom # 57: Filter list

Idiom # 57: Filter list

See programming-idioms.org:

Code

y := x & p

# alternative, using a call to 'filter' instead of 'infix &'
y := x.filter p

What are effects?

Running Example

ex57 is

  x := [0, 8, 15, 47, 11]
  p i32 -> bool := i -> i % 3 = 2
  y0 := x & p
  say y0
  y1 := x.filter p
  say y1

What are effects?

last changed: 2024-07-01

next: Idiom # 58: Extract file content to a string