VueJS getting started

index.html

<script src="https://unpkg.com/vue"></script>

<div id="app">
    <p>{{ message }}</p>
    <span v-bind:title="message2">
        Hover your mouse over me for a few seconds
        to see my dynamically bound title!
      </span>
  </div>

  <div id="app2">
    <ol>
      <li v-for="todo in todos">
        {{ todo.text }}
      </li>
    </ol>
  </div>

  <div id="app-7">
    <ol>
      <!--
        Now we provide each todo-item with the todo object
        it's representing, so that its content can be dynamic.
        We also need to provide each component with a "key",
        which will be explained later.
      -->
      <todo-item
        v-for="item in groceryList"
        v-bind:t="item"
        v-bind:key="item.id">
      </todo-item>
    </ol>
  </div>

  

<script>
new Vue({
  el: '#app',
  data: {
    message: 'Hello Vue.js!',    
    message2: 'You loaded this page on ' + new Date().toLocaleString()
  }
})

new Vue({
  el: '#app2',
  data: {
    todos: [
      { text: 'Learn JavaScript' },
      { text: 'Learn Vue' },
      { text: 'Build something awesome' }
    ]
  }
})
    
Vue.component('todo-item', {
  props: ['t'],
  template: '<li>{{ t.text }}</li>'
})

var app7 = new Vue({
  el: '#app-7',
  data: {
    groceryList: [
      { id: 0, text: 'Vegetables' },
      { id: 1, text: 'Cheese' },
      { id: 2, text: 'Whatever else humans are supposed to eat' }
    ]
  }
})

</script>