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30-seconds-of-code/snippets/python/s/all-equal.md
2023-05-07 16:07:29 +03:00

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---
title: Check if list elements are identical
type: snippet
language: python
tags: [list]
cover: fallen-leaves
dateModified: 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`.
```py
def all_equal(lst):
return len(set(lst)) == 1
```
```py
all_equal([1, 2, 3, 4, 5, 6]) # False
all_equal([1, 1, 1, 1]) # True
```