<!--
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  "documentType" : "symbol",
  "framework" : "AppKit",
  "identifier" : "/documentation/AppKit/NSSpeechSynthesizer/SpeechPropertyKey/recentSync",
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  "role" : "Type Property",
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    "preciseIdentifier" : "c:@NSSpeechRecentSyncProperty"
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  "title" : "recentSync"
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-->

# recentSync

Get the message code for the most recently encountered synchronization command.

```
static let recentSync: NSSpeechSynthesizer.SpeechPropertyKey
```

## Discussion

An <doc://com.apple.documentation/documentation/Foundation/NSNumber> object that specifies the most recently encountered synchronization command. This property works with [`setObject(_:forProperty:)`](/documentation/AppKit/NSSpeechSynthesizer/setObject(_:forProperty:)).

---

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