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# try()

Attempts to acquire the receiver and immediately returns a Boolean value that indicates whether the attempt was successful.

```
func `try`() -> Bool
```

## Return Value

<doc://com.apple.documentation/documentation/Swift/true> if the attempt to acquire the receiver was successful, otherwise <doc://com.apple.documentation/documentation/Swift/false>.

## Discussion

Raises `NSGenericException` if a file-system error occurs.

## See Also

[`unlock()`](/documentation/Foundation/NSDistributedLock/unlock())

Relinquishes the receiver.


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