---
title: NSMetadataQueryDidUpdate
framework: foundation
role: symbol
role_heading: Type Property
path: foundation/nsnotification/name-swift.struct/nsmetadataquerydidupdate
---

# NSMetadataQueryDidUpdate

Posted when the receiver’s results have changed during the live-update phase of the query.

## Declaration

```swift
static let NSMetadataQueryDidUpdate: NSNotification.Name
```

## See Also

### Working with notifications

- [NSMetadataQueryDidFinishGathering](foundation/nsnotification/name-swift.struct/nsmetadataquerydidfinishgathering.md)
- [NSMetadataQueryDidStartGathering](foundation/nsnotification/name-swift.struct/nsmetadataquerydidstartgathering.md)
- [NSMetadataQueryGatheringProgress](foundation/nsnotification/name-swift.struct/nsmetadataquerygatheringprogress.md)