vue v-on语法糖

<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <script src="https://unpkg.com/vue/dist/vue.js"></script>
  </head>
  <body>
    <div id="app">
      <p>{{ message }}</p>
      <button type="button" v-on:click="getFullName()">getFullName</button>
      <button type="button" @click="getFullName">getFullName</button>
    </div>

    <script>
      const app = new Vue({
        el: '#app',
        data: {
          message: 'Hello Vue.js!',
          firstName: "thomas",
          lastName: "zhang",
        },
        methods: {
          getFullName() {
            console.log(this.firstName + ' ' + this.lastName);
          }
        },
      })
    </script>
  </body>
</html>

image

原文地址:https://www.cnblogs.com/zhangxuechao/p/14959132.html