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# insertTabViewItem(_:at:)

Inserts the specified item into the tab view’s array of tab view items at the specified index.

```
func insertTabViewItem(_ tabViewItem: NSTabViewItem, at index: Int)
```

## Parameters

`tabViewItem`

The tab view item to be added.

`index`

The index at which to insert the tab view item. The `index` parameter is zero-based.

## Discussion

If there is a delegate and the delegate supports it, sends the delegate the [`tabViewDidChangeNumberOfTabViewItems(_:)`](/documentation/AppKit/NSTabViewDelegate/tabViewDidChangeNumberOfTabViewItems(_:)) message.

## See Also

[`-  indexOfTabViewItemWithIdentifier:`](/documentation/AppKit/NSTabView/indexOfTabViewItem(withIdentifier:))

Returns the index of the item that matches the specified identifier or `NSNotFound` if the item is not found.

[`-  tabViewItemAtIndex:`](/documentation/AppKit/NSTabView/tabViewItem(at:)-7r3at)

Returns the tab view item at `index` in the tab view’s array of items.

[`numberOfTabViewItems`](/documentation/AppKit/NSTabView/numberOfTabViewItems)

The number of items in the tab view’s array of tab view items.

[`-  indexOfTabViewItem:`](/documentation/AppKit/NSTabView/indexOfTabViewItem(_:))

Returns the index of the specified item in the tab view.


---

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