---
title: ES|QL ABS function
description: 
url: https://www.elastic.co/docs/reference/query-languages/esql/functions-operators/math-functions/abs
products:
  - Elasticsearch
---

# ES|QL ABS function
## Syntax

![Embedded](https://www.elastic.co/docs/reference/query-languages/esql/images/generated/x-pack-esql-function-math/functions/abs.svg)


## Parameters

<definitions>
  <definition term="number">
    Numeric expression. If `null`, the function returns `null`.
  </definition>
</definitions>


## Description

Returns the absolute value.

## Supported types


| number        | result        |
|---------------|---------------|
| double        | double        |
| integer       | integer       |
| long          | long          |
| unsigned_long | unsigned_long |


## Examples

```esql
ROW number = -1.0
| EVAL abs_number = ABS(number)
```


| number:double | abs_number:double |
|---------------|-------------------|
| -1.0          | 1.0               |

```esql
FROM employees
| KEEP first_name, last_name, height
| EVAL abs_height = ABS(0.0 - height)
```


| first_name:keyword | last_name:keyword | height:double | abs_height:double |
|--------------------|-------------------|---------------|-------------------|
| Alejandro          | McAlpine          | 1.48          | 1.48              |
| Amabile            | Gomatam           | 2.09          | 2.09              |
| Anneke             | Preusig           | 1.56          | 1.56              |