---
title: statusWord1
framework: corenfc
role: symbol
role_heading: Instance Property
path: corenfc/nfciso7816responseapdu/statusword1
---

# statusWord1

The SW1 command-processing status byte.

## Declaration

```swift
var statusWord1: UInt8
```

## Discussion

Discussion This value is always valid.

## See Also

### Response Data

- [payload](corenfc/nfciso7816responseapdu/payload.md)
- [statusWord2](corenfc/nfciso7816responseapdu/statusword2.md)