22 lines
427 B
Markdown
22 lines
427 B
Markdown
---
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title: Count occurrences
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tags: list
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expertise: beginner
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cover: blog_images/pineapple-at-work.jpg
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firstSeen: 2021-01-10T00:00:36+02:00
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lastUpdated: 2021-01-10T00:00:36+02:00
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---
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Counts the occurrences of a value in a list.
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- Use `list.count()` to count the number of occurrences of `val` in `lst`.
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```py
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def count_occurrences(lst, val):
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return lst.count(val)
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```
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```py
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count_occurrences([1, 1, 2, 1, 2, 3], 1) # 3
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```
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