vue.js_tutorial/session3.html at master · nakatievent/vue.js_tutorial · GitHub

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<!doctype html>
<html lang="ja">
  <head>
    <meta charset="utf-8">
    <title>Hello, world!</title>
    <link rel="stylesheet" href="session.3.css">
  </head>
  <body>
    <div id ="app">
      <h2>todo list</h2>
      <form v-on:submit.prevent>
        <input type="text" v-model="newItem">
        <button v-on:click="addItem">ADD</button>
      </form>
      <ul>
        <li v-for="(todo, index) in todos">
          <input type="checkbox" v-model="todo.isDone">
          <span v-bind:class="{ done: todo.isDone }">{{ todo.item }}</span>
          <button v-on:click="deleteItem(index)">Delete</button>
        </li>
      </ul>
      <!-- <pre>{{ $data }}</pre> -->
    </div>


   <script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
   <script type="text/javascript" src="session3.js"></script>
  </body>
</html>