src="../../../../../dist/ionic/ionic.js"></script>
    <script type="module" src="../../../../../dist/ionic/ionic.esm.js"></script>
  </head>

  <body>
    <ion-app>
      <ion-content>
        <h3>Default</h3>
        <p>
          <ion-back-button aria-label="back button"></ion-back-button>
          <ion-back-button text="Back" aria-label="back button"></ion-back-button>
          <ion-back-button icon="add"></ion-back-button>
          <ion-back-button disabled text="Text Only" icon=""></ion-back-button