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Python filter() Function

❮ Built-in Functions

Example

Filter the array, and return a new array with only the values equal to or above 18:

ages = [5, 12, 17, 18, 24, 32]

def myFunc(x):
  if x < 18:
    return False
  else:
    return True

adults = filter(myFunc, ages)

for x in adults:
  print(x)
Try it Yourself »

Definition and Usage

The filter() function returns an iterator were the items are filtered through a function to test if the item is accepted or not.

Syntax

filter(function, iterable)

Parameter Values

Parameter Description
function A Function to be run for each item in the iterable
iterable The iterable to be filtered

❮ Built-in Functions