vue监听滚动事件，实现滚动监听(scroll滚动)

在vue中实现滚动监听和原生js无太大差异，下面是一个简单的demo，可在控制台查看结果

 1 <!DOCTYPE html>
 2 <html lang="en">
 3 
 4 <head>
 5 <meta charset="UTF-8">
 6 <title>Document</title>
 7 <script type="text/javascript" src="https://unpkg.com/vue@2.2.6/dist/vue.js"></script>
 8 <style type="text/css">
 9 #box {
10 width: 100%;
11 height: 2000px;
12 }
13 </style>
14 </head>
15 <div id="box"></div>
16 
17 <body>
18 <!-- vue监听滚动事件 -->
19 <script type="text/javascript">
20 var vm = new Vue({
21 el:'#box',
22 data() {
23 return {
24 scroll: ''
25 }
26 },
27 methods: {
28 menu() {
29 this.scroll = document.documentElement.scrollTop || document.body.scrollTop;
30 console.log(this.scroll)
31 }
32 },
33 mounted() {
34 window.addEventListener('scroll', this.menu)
35 },
36 })
37 </script>
38 </body>
39 
40 </html>