---
title: NSHostByteOrder()
framework: foundation
role: symbol
role_heading: Function
path: foundation/nshostbyteorder()
---

# NSHostByteOrder()

Returns the endian format.

## Declaration

```swift
func NSHostByteOrder() -> Int
```

## Return Value

Return Value The endian format, either NS_LittleEndian or NS_BigEndian.

## See Also

### Functions

- [NSConvertHostDoubleToSwapped(_:)](foundation/nsconverthostdoubletoswapped(_:).md)
- [NSConvertHostFloatToSwapped(_:)](foundation/nsconverthostfloattoswapped(_:).md)
- [NSConvertSwappedDoubleToHost(_:)](foundation/nsconvertswappeddoubletohost(_:).md)
- [NSConvertSwappedFloatToHost(_:)](foundation/nsconvertswappedfloattohost(_:).md)
- [NSSwapBigDoubleToHost(_:)](foundation/nsswapbigdoubletohost(_:).md)
- [NSSwapBigFloatToHost(_:)](foundation/nsswapbigfloattohost(_:).md)
- [NSSwapBigIntToHost(_:)](foundation/nsswapbiginttohost(_:).md)
- [NSSwapBigLongLongToHost(_:)](foundation/nsswapbiglonglongtohost(_:).md)
- [NSSwapBigLongToHost(_:)](foundation/nsswapbiglongtohost(_:).md)
- [NSSwapBigShortToHost(_:)](foundation/nsswapbigshorttohost(_:).md)
- [NSSwapDouble(_:)](foundation/nsswapdouble(_:).md)
- [NSSwapFloat(_:)](foundation/nsswapfloat(_:).md)
- [NSSwapHostDoubleToBig(_:)](foundation/nsswaphostdoubletobig(_:).md)
- [NSSwapHostDoubleToLittle(_:)](foundation/nsswaphostdoubletolittle(_:).md)
- [NSSwapHostFloatToBig(_:)](foundation/nsswaphostfloattobig(_:).md)