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