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# menu(_:willHighlight:)

Invoked to indicate that a menu is about to highlight a given item.

```
@MainActor optional func menu(_ menu: NSMenu, willHighlight item: NSMenuItem?)
```

## Parameters

`menu`

The menu object about to highlight an item.

`item`

The item about to be highlighted.

## Discussion

Only one item per menu can be highlighted at a time. If `item` is `nil`, it means that all items in the menu are about to be unhighlighted.

## See Also

[`var highlightedItem: NSMenuItem?`](/documentation/AppKit/NSMenu/highlightedItem)

Indicates the currently highlighted item in the menu.


---

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