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# NSFileProviderEnumerator

A protocol for enumerating items and changes.

```
protocol NSFileProviderEnumerator : NSObjectProtocol
```

## Topics

### Enumerating Items and Changes

[`enumerateItems(for:startingAt:)`](/documentation/FileProvider/NSFileProviderEnumerator/enumerateItems(for:startingAt:))

Requests the next batch of items, starting at the specified page.

[`enumerateChanges(for:from:)`](/documentation/FileProvider/NSFileProviderEnumerator/enumerateChanges(for:from:))

Requests the next batch of changes after the specified sync anchor.

[`currentSyncAnchor(completionHandler:)`](/documentation/FileProvider/NSFileProviderEnumerator/currentSyncAnchor(completionHandler:))

Returns the current sync anchor.

[`invalidate()`](/documentation/FileProvider/NSFileProviderEnumerator/invalidate())

Stops the enumeration of items and changes.


---

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