组件基本使用

2023/07/31 Vue2 1120 
<body>
  <div id="app">
    <button-counter></button-counter>
    <button-counter></button-counter>
    <button-counter></button-counter>
  </div>
  <script type="text/javascript" src="js/vue.js"></script>
  <script type="text/javascript">
    /*
      组件注册
    */
    Vue.component('button-counter', {
      data: function(){
        return {
          count: 0
        }
      },
      template: '<button @click="handle">点击了{{count}}次</button>',
      methods: {
        handle: function(){
          this.count += 2;
        }
      }
    })
    var vm = new Vue({
      el: '#app',
      data: {
        
      }
    });
  </script>
</body>