---
title: "init(barButtonSystemItem:target:action:)"
framework: uikit
role: symbol
role_heading: Initializer
path: "uikit/uibarbuttonitem/init(barbuttonsystemitem:target:action:)"
---

# init(barButtonSystemItem:target:action:)

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

## Declaration

```swift
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 doc://com.apple.uikit/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

Return Value A newly initialized UIBarButtonItem.

## See Also

### Related Documentation

- [init(image:style:target:action:)](uikit/uibarbuttonitem/init(image:style:target:action:).md)
- [init(title:style:target:action:)](uikit/uibarbuttonitem/init(title:style:target:action:).md)

### Creating system items

- [init(systemItem:primaryAction:menu:)](uikit/uibarbuttonitem/init(systemitem:primaryaction:menu:).md)
- [UIBarButtonItem.SystemItem](uikit/uibarbuttonitem/systemitem.md)