docs-v2/content/flux/v0/stdlib/sampledata/float.md

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---
title: sampledata.float() function
description: >
`sampledata.float()` returns a sample data set with float values.
menu:
flux_v0_ref:
name: sampledata.float
parent: sampledata
identifier: sampledata/float
weight: 101
---
<!------------------------------------------------------------------------------
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`sampledata.float()` returns a sample data set with float values.
##### Function type signature
```js
(?includeNull: bool) => stream[A] where A: Record
```
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For more information, see [Function type signatures](/flux/v0/function-type-signatures/).
{{% /caption %}}
## Parameters
### includeNull
Include null values in the returned dataset.
Default is `false`.
## Examples
### Output basic sample data with float values
```js
import "sampledata"
sampledata.float()
```
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#### Output data
| _time | *tag | _value |
| -------------------- | ---- | ------- |
| 2021-01-01T00:00:00Z | t1 | -2.18 |
| 2021-01-01T00:00:10Z | t1 | 10.92 |
| 2021-01-01T00:00:20Z | t1 | 7.35 |
| 2021-01-01T00:00:30Z | t1 | 17.53 |
| 2021-01-01T00:00:40Z | t1 | 15.23 |
| 2021-01-01T00:00:50Z | t1 | 4.43 |
| _time | *tag | _value |
| -------------------- | ---- | ------- |
| 2021-01-01T00:00:00Z | t2 | 19.85 |
| 2021-01-01T00:00:10Z | t2 | 4.97 |
| 2021-01-01T00:00:20Z | t2 | -3.75 |
| 2021-01-01T00:00:30Z | t2 | 19.77 |
| 2021-01-01T00:00:40Z | t2 | 13.86 |
| 2021-01-01T00:00:50Z | t2 | 1.86 |
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