---
title: array.toFloat() function
description: array.toFloat() converts all values in an array to floats.
url: https://docs.influxdata.com/flux/v0/stdlib/experimental/array/tofloat/
estimated_tokens: 1017
product: Flux
version: v0
---

# array.toFloat() function

-   Flux 0.184.0+
-   View InfluxDB support

`array.toFloat()` is experimental and [subject to change at any time](/flux/v0/stdlib/experimental/#experimental-packages-are-subject-to-change).

`array.toFloat()` converts all values in an array to floats.

#### Supported array types

-   `[string]` (numeric, scientific notation, ±Inf, or NaN)
-   `[bool]`
-   `[int]`
-   `[uint]`

##### Function type signature

```js
(<-arr: [A]) => [float]
```

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

## Parameters

### arr

Array of values to convert. Default is the piped-forward array (`<-`).

## Examples

-   [Convert an array of integers to floats](#convert-an-array-of-integers-to-floats)
-   [Convert an array of strings to floats](#convert-an-array-of-strings-to-floats)

### Convert an array of integers to floats

```js
import "experimental/array"

arr = [12, 24, 36, 48]

array.toFloat(arr: arr)// Returns [12.0, 24.0, 36.0, 48.0]

```

### Convert an array of strings to floats

```js
import "experimental/array"

arr = ["12", "1.23e+4", "NaN", "24.2"]

array.toFloat(arr: arr)// Returns [12.0, 1.2300, NaN, 24.2]

```

[type-conversions](/flux/v0/tags/type-conversions/)