---
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
```
> ceil(5)
5
> ceil(5.1)
6
## Related Functions
* [`floor`](/language/functions/floor), which rounds to the nearest whole number _less than_
or equal.