open-nomad/website/pages/docs/job-specification/hcl2/functions/string/lower.mdx
Mahmood Ali d1e139c3fb
Docs for HCL2 (#9322)
Add more detailed HCL2 docs, mostly lifted from Packer with tweaks for Nomad.

The function docs are basically verbatim taken from Packer with basic string substitutions. I commented out some for_each details as the examples are mostly driven towards Packer resources. I'll iterate on those with better Nomad examples.
2020-11-29 20:36:41 -05:00

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---
layout: docs
page_title: lower - Functions - Configuration Language
sidebar_title: lower
description: >-
The lower function converts all cased letters in the given string to
lowercase.
---
# `lower` Function
`lower` converts all cased letters in the given string to lowercase.
## Examples
```shell-session
> lower("HELLO")
hello
> lower("АЛЛО!")
алло!
```
This function uses Unicode's definition of letters and of upper- and lowercase.
## Related Functions
- [`upper`](/docs/job-specification/hcl2/functions/string/upper) converts letters in a string to _uppercase_.
- [`title`](/docs/job-specification/hcl2/functions/string/title) converts the first letter of each word in a string to uppercase.