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# observationInfo()

Returns the observation info of the managed object.

```
func observationInfo() -> UnsafeMutableRawPointer?
```

## Return Value

The observation info of the receiver.

## Discussion

For more about key-value observation, see [Key-Value Observing Programming Guide](https://developer.apple.com/library/archive/documentation/Cocoa/Conceptual/KeyValueObserving/KeyValueObserving.html#//apple_ref/doc/uid/10000177i).

> Important:
> You must not override this method.

---

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