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# init(barButtonSystemItem:target:action:)

Creates an item using the specified system item, target, and action.

```
convenience init(barButtonSystemItem systemItem: UIBarButtonItem.SystemItem, target: Any?, action: Selector?)
```

## Parameters

`systemItem`

The system item to use as the first item on the bar. For possible values, see [`UIBarButtonItem.SystemItem`](/documentation/UIKit/UIBarButtonItem/SystemItem).

`target`

The object that receives the `action` message.

`action`

The action to send to `target` when a person selects this item.

## Return Value

A newly initialized [`UIBarButtonItem`](/documentation/UIKit/UIBarButtonItem).

## See Also

[`init(image:style:target:action:)`](/documentation/UIKit/UIBarButtonItem/init(image:style:target:action:))

Creates an item using the specified image, style, target, and action.

[`init(title:style:target:action:)`](/documentation/UIKit/UIBarButtonItem/init(title:style:target:action:))

Creates an item using the specified title, style, target, and action.


---

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