---
title: "init(from:)"
framework: swift
role: symbol
role_heading: Initializer
path: "swift/float/init(from:)"
---

# init(from:)

Creates a new instance by decoding from the given decoder.

## Declaration

```swift
init(from decoder: any Decoder) throws
```

## Parameters

- `decoder`: The decoder to read data from.

## Discussion

Discussion This initializer throws an error if reading from the decoder fails, or if the data read is corrupted or otherwise invalid.

## See Also

### Encoding and Decoding Values

- [encode(to:)](swift/float/encode(to:).md)