jelhan

import Controller from '@ember/controller';

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';
  queryParams = ['foo', 'bar'];
}

jelhan

import Controller from '@ember/controller';
import { tracked } from '@glimmer/tracking';
import { cached } from 'tracked-toolbox';
import { scheduleOnce } from '@ember/runloop';

const Observers = [];

class Observer {
    tags = [];
    cb = null;

jelhan

import Controller from '@ember/controller';

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';
}

jelhan

import Component from '@glimmer/component';
import { action } from '@ember/object';

export default class extends Component {
  animals = ["dog", "cat"];

  @action
  updateAnimal(animal, event) {
    const { value } = event.target;
    window.alert(`Changed text for animal ${animal} to ${value}`);

jelhan

import Controller from '@ember/controller';

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';
}

jelhan

import Controller from '@ember/controller';
import { inject as service } from '@ember/service';
import { action } from '@ember/object';

export default class ApplicationController extends Controller {
  @service intl;
  
  @action changeLocaleToGerman() {
    this.intl.locale = 'de-DE';
  }

jelhan

import Model, { attr } from '@ember-data/model';

export default class extends Model {
  @attr('string')
  title;
  
  @attr('string')
  body;
}

jelhan

import Controller from '@ember/controller';

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';
}

jelhan

import Controller from '@ember/controller';
import { action } from '@ember/object';
import { tracked } from '@glimmer/tracking';

class MyCustomElement extends HTMLElement {
  connectedCallback() {
    console.log('connectedCallback of custom element');
    console.log('this.hasAttribute("foo")', this.hasAttribute('foo'));
    console.log('this.getAttribute("foo")', this.getAttribute('foo')); 
  }

jelhan

import Controller from '@ember/controller';

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';
}