---
title: init()
framework: applearchive
role: symbol
role_heading: Initializer
path: applearchive/archiveheader/fieldkeyset/init()
---

# init()

Creates a new empty field key set.

## Declaration

```swift
required init()
```

## See Also

### Creating a Field Key Set

- [init(_:)](applearchive/archiveheader/fieldkeyset/init(_:).md)
- [init(copying:)](applearchive/archiveheader/fieldkeyset/init(copying:).md)