Show Select 2.0

application.controller.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName:'Ember Twiddle',
vehicle: '',
  vehicles: [1,2,3],
});

application.template.hbs

<select onchange={{action (mut vehicle) value="target.value"}}>
  {{#each vehicles as |vehicleChoice|}}
    <option value={{ vehicleChoice }} selected={{eq vehicleChoice vehicle}}>{{vehicleChoice}}</option>
  {{/each}}
</select>

<p>
  Vehicle: {{vehicle}}
</p>

helpers.eq.js

import Ember from 'ember';

export function eq(params/*, hash*/) {
  return params[0] === params[1];
}

export default Ember.Helper.helper(eq);

twiddle.json

{
  "version": "0.4.9",
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "1.13.13",
    "ember-data": "1.13.15",
    "ember-template-compiler": "1.13.13"
  }
}