---
title: sampledata.numericBool() function
description: sampledata.numericBool() returns a sample data set with numeric (integer) boolean values.
url: https://docs.influxdata.com/flux/v0/stdlib/sampledata/numericbool/
estimated_tokens: 870
product: Flux
version: v0
---

# sampledata.numericBool() function

-   Flux 0.128.0+
-   View InfluxDB support

`sampledata.numericBool()` returns a sample data set with numeric (integer) boolean values.

##### Function type signature

```js
(?includeNull: bool) => stream[{A with _value: B, _value: int}]
```

For more information, see [Function type signatures](/flux/v0/function-type-signatures/).

## Parameters

### includeNull

Include null values in the returned dataset. Default is `false`.

## Examples

### Output basic sample data with numeric boolean values

```js
import "sampledata"

sampledata.numericBool()
```

[](#view-example-output)

View example output

#### Output data

| _time | _value | *tag |
| --- | --- | --- |
| 2021-01-01T00:00:00Z | 1 | t1 |
| 2021-01-01T00:00:10Z | 1 | t1 |
| 2021-01-01T00:00:20Z | 0 | t1 |
| 2021-01-01T00:00:30Z | 1 | t1 |
| 2021-01-01T00:00:40Z | 0 | t1 |
| 2021-01-01T00:00:50Z | 0 | t1 |

| _time | _value | *tag |
| --- | --- | --- |
| 2021-01-01T00:00:00Z | 0 | t2 |
| 2021-01-01T00:00:10Z | 1 | t2 |
| 2021-01-01T00:00:20Z | 0 | t2 |
| 2021-01-01T00:00:30Z | 1 | t2 |
| 2021-01-01T00:00:40Z | 1 | t2 |
| 2021-01-01T00:00:50Z | 0 | t2 |

#### Related

-   [sample package](/flux/v0/stdlib/influxdata/influxdb/sample/)

[sample data](/flux/v0/tags/sample-data/)