---
title: options
framework: objectivec
role: symbol
role_heading: Instance Property
path: objectivec/nsobject-swift.class/keyvalueobservingpublisher/options
---

# options

Options that determine which elements the publisher produces.

## Declaration

```swift
let options: NSKeyValueObservingOptions
```

## See Also

### Inspecting KVO Publisher Properties

- [object](objectivec/nsobject-swift.class/keyvalueobservingpublisher/object.md)
- [keyPath](objectivec/nsobject-swift.class/keyvalueobservingpublisher/keypath.md)