源代码 :
点击运行
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Vue 测试实例 - 开源教程(ossoft.cn)</title> <script src="https://cdn.staticfile.org/vue/2.2.2/vue.min.js"></script> <style> .active { width: 100px; height: 100px; background: green; } .text-danger { background: red; } </style> </head> <body> <div id="app"> <div v-bind:class="[activeClass, errorClass]"></div> </div> <script> new Vue({ el: '#app', data: { activeClass: 'active', errorClass: 'text-danger' } }) </script> </body> </html>
运行结果