30-seconds-of-code/snippets/all_equal.md

title, tags, expertise, firstSeen, lastUpdated

title	tags	expertise	firstSeen	lastUpdated
Check if list elements are identical	list	beginner	2019-08-20T11:39:18+03:00	2020-10-11T13:40:42+03:00

Checks if all elements in a list are equal.

• Use set() to eliminate duplicate elements and then use len() to check if length is 1.

def all_equal(lst):
  return len(set(lst)) == 1

all_equal([1, 2, 3, 4, 5, 6]) # False
all_equal([1, 1, 1, 1]) # True