equal example

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Equal Example -- Check Console',
});

let Hamster = Ember.Object.extend({
  satisfied: Ember.computed.equal('percentCarrotsEaten', 100)
});

let hamster = Hamster.create();

console.log(`no value: ${hamster.get('satisfied')}`);
hamster.set('percentCarrotsEaten', 100);
console.log(`100: ${hamster.get('satisfied')}`); // true
hamster.set('percentCarrotsEaten', 50);
console.log(`50: ${hamster.get('satisfied')}`); // false

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>

twiddle.json

{
  "version": "0.10.6",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.9.0",
    "ember-data": "2.9.0",
    "ember-template-compiler": "2.9.0",
    "ember-testing": "2.9.0"
  },
  "addons": {}
}