---
layout: docs
page_title: ceil - Functions - Configuration Language
description: |-
  The ceil function returns the closest whole number greater than or equal to
  the given value.
---

# `ceil` Function

`ceil` returns the closest whole number that is greater than or equal to the
given value, which may be a fraction.

## Examples

```shell-session
> ceil(5)
5
> ceil(5.1)
6
```

## Related Functions

- [`floor`](/docs/job-specification/hcl2/functions/numeric/floor), which rounds to the nearest whole number _less than_
  or equal.
