Vue 变异方法Push的留言板实例 

<!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"><!--vue不能控制body和html的标签-->
    <ul>
        <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)};
    vue({
        el:'#title',
        data:{
            title:'Vue 变异方法Push的留言板实例'
        }
    });
    var app = vue({
        el:'#ask',
        data:{
            content:'',
            list:[
                {'content':'hello'},
                {'content':'简单记录'}
            ]
        },
        methods:{
            push(){
                var content_push = {'content':this.content};
                this.list.push(content_push);
                this.content='';
            }
        }
    });

</script>
</body>
</html>

 

posted @ 2019-10-06 16:08  Tommy_marc  阅读(317)  评论(0)    收藏  举报