89 lines
2.0 KiB
Markdown
89 lines
2.0 KiB
Markdown
---
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title: array.toFloat() function
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description: >
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`array.toFloat()` converts all values in an array to floats.
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menu:
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flux_v0_ref:
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name: array.toFloat
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parent: experimental/array
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identifier: experimental/array/toFloat
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weight: 201
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flux/v0/tags: [type-conversions]
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introduced: 0.184.0
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---
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<!------------------------------------------------------------------------------
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IMPORTANT: This page was generated from comments in the Flux source code. Any
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edits made directly to this page will be overwritten the next time the
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documentation is generated.
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To make updates to this documentation, update the function comments above the
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function definition in the Flux source code:
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https://github.com/influxdata/flux/blob/master/stdlib/experimental/array/array.flux#L248-L248
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Contributing to Flux: https://github.com/influxdata/flux#contributing
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Fluxdoc syntax: https://github.com/influxdata/flux/blob/master/docs/fluxdoc.md
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------------------------------------------------------------------------------->
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`array.toFloat()` converts all values in an array to floats.
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#### Supported array types
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- `[string]` (numeric, scientific notation, ±Inf, or NaN)
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- `[bool]`
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- `[int]`
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- `[uint]`
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##### Function type signature
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```js
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(<-arr: [A]) => [float]
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```
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{{% caption %}}
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For more information, see [Function type signatures](/flux/v0/function-type-signatures/).
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{{% /caption %}}
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## Parameters
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### arr
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Array of values to convert. Default is the piped-forward array (`<-`).
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## Examples
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- [Convert an array of integers to floats](#convert-an-array-of-integers-to-floats)
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- [Convert an array of strings to floats](#convert-an-array-of-strings-to-floats)
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### Convert an array of integers to floats
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```js
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import "experimental/array"
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arr = [12, 24, 36, 48]
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array.toFloat(arr: arr)// Returns [12.0, 24.0, 36.0, 48.0]
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```
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### Convert an array of strings to floats
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```js
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import "experimental/array"
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arr = ["12", "1.23e+4", "NaN", "24.2"]
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array.toFloat(arr: arr)// Returns [12.0, 1.2300, NaN, 24.2]
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```
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