---
title: keyPath
framework: foundation
role: symbol
role_heading: Instance Property
path: foundation/nssortdescriptor/keypath
---

# keyPath

The key path that specifies the property to compare during sorting.

## Declaration

```swift
var keyPath: AnyKeyPath? { get }
```

## See Also

### Getting Information About a Sort Descriptor

- [ascending](foundation/nssortdescriptor/ascending.md)
- [key](foundation/nssortdescriptor/key.md)
- [selector](foundation/nssortdescriptor/selector.md)
- [comparator](foundation/nssortdescriptor/comparator.md)