Function
observer (propertyNames, func) public
Module:
@ember/object
Defined in packages/@ember/object/index.ts:288
import { observer } from '@ember/object'; |
- propertyNames
- String
- func
- Function
- returns
- func
Specify a method that observes property changes.
1 2 3 4 5 6 7 8 |
import EmberObject from '@ember/object'; import { observer } from '@ember/object'; export default EmberObject.extend({ valueObserver: observer('value', function() { // Executes whenever the "value" property changes }) }); |
Also available as Function.prototype.observes
if prototype extensions are
enabled.