Object.watch() Dart equivalent

Question

I wish to know if Dart has an implementation equivalent of https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/watch ?

Answer 1

The observe package might do what you want.

See also for an example

• Functionality in parent class needs to detect changes to child class properties
• Implement an Observer pattern in Dart
• How to use Dart ChangeNotifier class?
• How to replace deprectaed notifyProperty?
• Dart: Using observale with multiple getters/setter
• Observe package from polymer dart