---
title: observedObject
framework: appkit
role: symbol
role_heading: Type Property
path: appkit/nsbindinginfokey/observedobject
---

# observedObject

The object that is the observable controller of the binding.

## Declaration

```swift
static let observedObject: NSBindingInfoKey
```

## See Also

### Constants

- [observedKeyPath](appkit/nsbindinginfokey/observedkeypath.md)
- [options](appkit/nsbindinginfokey/options.md)