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30-seconds-of-code/snippets/kebab.md
Isabelle Viktoria Maciohsek 2662a1c1e2 Update kebab.md
Resolves #212
2020-08-10 10:13:25 +03:00

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---
title: kebab
tags: string,regexp,intermediate
---
Converts a string to kebab case.
Break the string into words and combine them adding `-` as a separator, using a regexp.
```py
from re import sub
def kebab(s):
return '-'.join(
sub(r"(\s|_|-)+"," ",
sub(r"[A-Z]{2,}(?=[A-Z][a-z]+[0-9]*|\b)|[A-Z]?[a-z]+[0-9]*|[A-Z]|[0-9]+",
lambda mo: ' ' + mo.group(0).lower(), s)).split())
```
```py
kebab('camelCase') # 'camel-case'
kebab('some text') # 'some-text'
kebab('some-mixed_string With spaces_underscores-and-hyphens') # 'some-mixed-string-with-spaces-underscores-and-hyphens'
kebab('AllThe-small Things') # "all-the-small-things"
```