---
title: NS_UnknownByteOrder
framework: foundation
role: symbol
role_heading: Global Variable
path: foundation/ns_unknownbyteorder
---

# NS_UnknownByteOrder

The byte order is unknown.

## Declaration

```swift
var NS_UnknownByteOrder: Int { get }
```

## See Also

### Constants

- [NS_BigEndian](foundation/ns_bigendian.md)
- [NS_LittleEndian](foundation/ns_littleendian.md)