---
title: DateFormatter.Behavior.behavior10_0
framework: foundation
role: symbol
role_heading: Case
path: foundation/dateformatter/behavior/behavior10_0
---

# DateFormatter.Behavior.behavior10_0

## Declaration

```swift
case behavior10_0
```

## Discussion

Discussion Specifies formatting behavior equivalent to that in OS X 10.0.

## See Also

### Constants

- [DateFormatter.Behavior.default](foundation/dateformatter/behavior/default.md)
- [DateFormatter.Behavior.behavior10_4](foundation/dateformatter/behavior/behavior10_4.md)