terraform/website/docs/configuration/functions/sethaselement.html.md

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---
layout: "functions"
page_title: "sethaselement - Functions - Configuration Language"
sidebar_current: "docs-funcs-collection-sethaselement"
description: |-
The sethaselement function tests whether a given value is in a given set.
---
# `sethaselement` Function
The `sethaselement` function tests whether a given value is in a given set.
```hcl
sethaselement(set, value)
```
## Examples
```
> sethaselement(["a", "b"], "b")
true
> sethaselement(["a", "b"], "c")
false
```
## Related Functions
* [`setintersection`](./setintersection.html) computes the _intersection_ of
multiple sets.
* [`setproduct`](./setproduct.html) computes the _cartesian product_ of multiple
sets.
* [`setunion`](./setunion.html) computes the _union_ of
multiple sets.