<!--
{
  "availability" : [
    "macOS: 10.12.2 -"
  ],
  "documentType" : "symbol",
  "framework" : "AppKit",
  "identifier" : "/documentation/AppKit/NSScrubberDataSource/numberOfItems(for:)",
  "metadataVersion" : "0.1.0",
  "role" : "Instance Method",
  "symbol" : {
    "kind" : "Instance Method",
    "modules" : [
      "AppKit"
    ],
    "preciseIdentifier" : "c:objc(pl)NSScrubberDataSource(im)numberOfItemsForScrubber:"
  },
  "title" : "numberOfItems(for:)"
}
-->

# numberOfItems(for:)

Asks the data source for the number of items in the scrubber.

```
@MainActor func numberOfItems(for scrubber: NSScrubber) -> Int
```

## Parameters

`scrubber`

The scrubber whose item count is being requested.

## Return Value

The number of items in the scrubber.

---

Copyright &copy; 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)