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# UIActivity.Category

An enumeration that defines categories of activities.

```
enum Category
```

## Overview

Activities have a defined category, and the activity UI may show activities grouped by category.

## Topics

### Constants

[`UIActivity.Category.action`](/documentation/UIKit/UIActivity/Category/action)

Activities whose primary purpose is to take an action on the selected item, like copying an image or saving it to the camera roll.

[`UIActivity.Category.share`](/documentation/UIKit/UIActivity/Category/share)

Activities whose primary purpose is to share the selected item, like sending an image by email.


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