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# UISplitViewController.Column

Constants that describe the columns within the split view interface.

```
enum Column
```

## Topics

### Constants

[`case primary`](/documentation/UIKit/UISplitViewController/Column/primary)

The column for the primary view controller.

[`case supplementary`](/documentation/UIKit/UISplitViewController/Column/supplementary)

The column for the supplementary view controller.

[`case secondary`](/documentation/UIKit/UISplitViewController/Column/secondary)

The column for the secondary, or detail, view controller.

[`case compact`](/documentation/UIKit/UISplitViewController/Column/compact)

The column for the view controller that’s shown when the split view controller is collapsed.

[`case inspector`](/documentation/UIKit/UISplitViewController/Column/inspector)

The column for the inspector, or trailing, view controller.

### Initializers

[`init?(rawValue: Int)`](/documentation/UIKit/UISplitViewController/Column/init(rawValue:))

## Relationships

### Conforms To

[`Hashable`](/documentation/Swift/Hashable)

[`RawRepresentable`](/documentation/Swift/RawRepresentable)

[`BitwiseCopyable`](/documentation/Swift/BitwiseCopyable)

[`Sendable`](/documentation/Swift/Sendable)

[`SendableMetatype`](/documentation/Swift/SendableMetatype)

[`Equatable`](/documentation/Swift/Equatable)

---

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