<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> </head> <div id="app"> <button-counter></button-counter> <button-counter></button-counter> <button-counter></button-counter> </div> <body> <script type="text/javascript" src="./js/vue.js"></script> <script> /* 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; } } }) */ Vue.component('button-counter', { data: function() { return { count: 0 } }, template: ` <div> <button @click="handle">点击了{{count}}次</button> <button>测试</button> </div>`, methods: { handle: function() { this.count += 2; } } }) var vm = new Vue({ el: '#app', data: { } }); </script> </body> </html>
