<!doctype html> <html lang="en"> <head> <meta charset="UTF-8"> <script src="https://cdn.bootcss.com/vue/2.6.10/vue.min.js"></script> <title id="title">{{title}}</title> </head> <body> <div id="ask"><!- >ul<->VUE can not control the body and html tags <li v-for="v in list"> {{v.content}} </li> </ul> <textarea v-model="content" cols="30" rows="10"></textarea> <button v-on:click="push">发表</button> </div> <script> var vue = function (options){new Vue(options)}; a: vue ({' #Title ' , Data: { title: ' Message Vue variation example of the method Push ' } }); var App = VUE ({ EL: ' #ask ' , Data: { Content: '' , List: [ { ' Content ' : ' ask.mykeji.net ' }, { ' Content ' : ' simple record ' } ] }, methods:{ push(){ var content_push = {'content':this.content}; this.list.push(content_push); this.content=''; } } }); </script> </body> </html>