Input vs Change

components.checkbox-demo\.hbs

<h2>Checkbox</h2>
<input
  checked={{this.value}}
  type='checkbox'
	{{on 'input' this.handleInput}}
  {{on 'change' this.handleChange}}
>

<button {{on 'click' this.changeValue}}>Change the value externally</button>

<br><br><hr><br><br>

Value: {{this.value}}<br>
Input Count: {{this.inputCount}}<br>
Change Count: {{this.changeCount}}<br>

components.checkbox-demo\.js

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

export default class extends Component {
  @tracked value = true;

  @tracked inputCount = 0;
  @tracked changeCount = 0;

  @action handleInput(e) { 
    this.inputCount++; 
  }
  @action handleChange(e) { 
    this.changeCount++; 
  };

  @action changeValue() { this.value = !this.value };
}

components.input-demo\.hbs

<h2>Text</h2>
<input
  value={{this.value}}
	{{on 'input' this.handleInput}}
  {{on 'change' this.handleChange}}
>

<button {{on 'click' this.changeValue}}>Change the value externally</button>

<br><br><hr><br><br>

Value: {{this.value}}<br>
 - on input: {{this.valueFromInput}}<br>
 - on change: {{this.valueFromChange}}<br>
Input Count: {{this.inputCount}}<br>
Change Count: {{this.changeCount}}<br>

components.input-demo\.js

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

export default class extends Component {
  @tracked value = '';
  @tracked valueFromInput = '';
  @tracked valueFromChange = '';

  @tracked inputCount = 0;
  @tracked changeCount = 0;

  @action handleInput(e) { 
    this.inputCount++; 
    this.valueFromInput = e.target.value;
  }
  @action handleChange(e) { 
    this.changeCount++; 
    this.valueFromChange = e.target.value; 
  };

  @action changeValue() { this.value = `${this.value} changed!` };
}

controllers.application\.js

import Controller from '@ember/controller';


export default class ApplicationController extends Controller {

}

templates.application\.hbs

<InputDemo/>
<hr>
<CheckboxDemo />

twiddle\.json

{
  "version": "0.17.1",
  "EmberENV": {
    "FEATURES": {},
    "_TEMPLATE_ONLY_GLIMMER_COMPONENTS": false,
    "_APPLICATION_TEMPLATE_WRAPPER": true,
    "_JQUERY_INTEGRATION": true
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.js",
    "ember": "3.18.1",
    "ember-template-compiler": "3.18.1",
    "ember-testing": "3.18.1"
  },
  "addons": {
    "@glimmer/component": "1.0.0"
  }
}