<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Vue.js - Florian Studio</title> </head> <style> .class1{ background: #444; color: #eee; } </style> <body> <script src="https://cdn.staticfile.org/vue/2.2.2/vue.min.js"></script> <div id="app"> <p>{{ message }}</p> <button v-on:click="reverseMessage">逆テキスト</button> </div> <script> new Vue({ el: '#app', data: { message: 'ceodata.com!' }, methods: { reverseMessage: function () { this.message = this.message.split('').reverse().join('') } } }) </script> </body>