---
title: applicationData
framework: corenfc
role: symbol
role_heading: Instance Property
path: corenfc/nfciso7816tag/applicationdata
---

# applicationData

The application data bytes extracted from the Type B Answer To Request response.

## Declaration

```swift
var applicationData: Data? { get }
```

## See Also

### Getting Tag Information

- [initialSelectedAID](corenfc/nfciso7816tag/initialselectedaid.md)
- [identifier](corenfc/nfciso7816tag/identifier.md)
- [historicalBytes](corenfc/nfciso7816tag/historicalbytes.md)
- [proprietaryApplicationDataCoding](corenfc/nfciso7816tag/proprietaryapplicationdatacoding.md)