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# flexibleSpace

The identifier of an item appropriate for use as a flexible space in a Touch Bar.

```
static let flexibleSpace: NSTouchBarItem.Identifier
```

## Discussion

Use this identifier in the [`itemIdentifiers`](/documentation/AppKit/NSTouchBar/itemIdentifiers) array on an [`NSTouchBar`](/documentation/AppKit/NSTouchBar) object and the system will instantiate the item for you.

---

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