input-event

components.my-component.js

import Ember from 'ember';

export default Ember.TextField.extend(Ember.ViewTargetActionSupport, {
  input(event) {
    this.action(event.target.value);
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  value: 'foo',
  
  actions: {
    onValueChange(value) {
      this.set('value', value);
    }
  }
});

templates.application.hbs

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

{{my-component value=value action=(action 'onValueChange')}}
{{value}}
<br>
<br>

twiddle.json

{
  "version": "0.10.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "1.13.13",
    "ember-data": "1.13.15",
    "ember-template-compiler": "1.13.13"
  },
  "addons": {}
}