--- | |
page_title: contains - Functions - Configuration Language | |
description: The contains function determines whether a list or set contains a given value. | |
--- | |
# `contains` Function | |
`contains` determines whether a given list or set contains a given single value | |
as one of its elements. | |
```hcl | |
contains(list, value) | |
``` | |
## Examples | |
``` | |
> contains(["a", "b", "c"], "a") | |
true | |
> contains(["a", "b", "c"], "d") | |
false | |
``` |