---
title: NSSelectionAffinity.downstream
framework: appkit
role: symbol
role_heading: Case
path: appkit/nsselectionaffinity/downstream
---

# NSSelectionAffinity.downstream

The selection is moving toward the bottom of the document.

## Declaration

```swift
case downstream
```

## See Also

### Constants

- [NSSelectionAffinity.upstream](appkit/nsselectionaffinity/upstream.md)