---
title: identifier
framework: corenfc
role: symbol
role_heading: Instance Property
path: corenfc/nfcndefpayload/identifier
---

# identifier

The identifier of the payload, as defined by the NDEF specification.

## Declaration

```swift
var identifier: Data { get set }
```

## See Also

### Getting Information About a Payload Record

- [payload](corenfc/nfcndefpayload/payload.md)
- [type](corenfc/nfcndefpayload/type.md)
- [typeNameFormat](corenfc/nfcndefpayload/typenameformat.md)
- [NFCTypeNameFormat](corenfc/nfctypenameformat.md)