---
title: NumberFormatter.Behavior.behavior10_4
framework: foundation
role: symbol
role_heading: Case
path: foundation/numberformatter/behavior/behavior10_4
---

# NumberFormatter.Behavior.behavior10_4

The number-formatter behavior since macOS 10.4.

## Declaration

```swift
case behavior10_4
```

## See Also

### Constants

- [NumberFormatter.Behavior.default](foundation/numberformatter/behavior/default.md)
- [NumberFormatter.Behavior.behavior10_0](foundation/numberformatter/behavior/behavior10_0.md)