Ember Power Select

controllers.application.js

import Ember from 'ember';

let options = [
  "111", "222", "333", "444", "555", "666", "777", "888", "999", "000",
  "111", "222", "333", "444", "555", "666", "777", "888", "999", "000",
  "111", "222", "333", "444", "555", "666", "777", "888", "999", "000",
  "111", "222", "333", "444", "555", "666", "777", "888", "999", "000",
  "111", "222", "333", "444", "555", "666", "777", "888", "999", "000",
  "111", "222", "333", "444", "555", "666", "777", "888", "999", "000",
  "111", "222", "333", "444", "555", "666", "777", "888", "999", "000",
  "111", "222", "333", "444", "555", "666", "777", "888", "999", "000",
  "111", "222", "333", "444", "555", "666", "777", "888", "999", "000",
  "111", "222", "333", "444", "555", "666", "777", "888", "999", "000"
];

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  groupedNumbers: [
    { groupName: "100", options },
    { groupName: "200", options },
  ]
});

templates.application.hbs

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

{{#power-select
  options=groupedNumbers
  selected=number
  onchange=(action (mut number))
  as |num|
}}
  {{num}}
{{/power-select}}

twiddle.json

{
  "version": "0.12.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.12.0",
    "ember-template-compiler": "2.12.0",
    "ember-testing": "2.12.0"
  },
  "addons": {
    "ember-data": "2.12.1",
    "ember-power-select": "*"
  }
}