---
title: NFCTypeNameFormat.unknown
framework: corenfc
role: symbol
role_heading: Case
path: corenfc/nfctypenameformat/unknown
---

# NFCTypeNameFormat.unknown

A type indicating that the payload data type is unknown.

## Declaration

```swift
case unknown
```

## See Also

### Content Types

- [NFCTypeNameFormat.absoluteURI](corenfc/nfctypenameformat/absoluteuri.md)
- [NFCTypeNameFormat.empty](corenfc/nfctypenameformat/empty.md)
- [NFCTypeNameFormat.media](corenfc/nfctypenameformat/media.md)
- [NFCTypeNameFormat.nfcExternal](corenfc/nfctypenameformat/nfcexternal.md)
- [NFCTypeNameFormat.nfcWellKnown](corenfc/nfctypenameformat/nfcwellknown.md)
- [NFCTypeNameFormat.unchanged](corenfc/nfctypenameformat/unchanged.md)