回到首页
个人中心
反馈问题
注册登录
下载APP
代码
提交代码
<!DOCTYPE html> <html lang="en" style="background-color: #ccc;"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> </head> <body> <div id="app"> <div>商品名称:<input v-model="product.name"/></div> </div> </body> <script src="https://unpkg.com/vue/dist/vue.js"></script> <script> var vm = new Vue({ el: '#app', data: { product: { name: '' } }, watch: { product: function(newValue){ console.log(newValue) } }, mounted() { this.product = {name: 123} } }) </script> </html>
运行结果