---
title: Unicode
summary: null
url: https://www.fastly.com/documentation/reference/vcl/functions/unicode
---

- [utf8.codepoint_count](https://www.fastly.com/documentation/reference/vcl/functions/unicode/utf8-codepoint-count/)
- [utf8.is_valid](https://www.fastly.com/documentation/reference/vcl/functions/unicode/utf8-is-valid/)
- [utf8.strpad](https://www.fastly.com/documentation/reference/vcl/functions/unicode/utf8-strpad/)
- [utf8.substr](https://www.fastly.com/documentation/reference/vcl/functions/unicode/utf8-substr/)