<!DOCTYPE html>
<html>
<meta charset="utf-8">
<head>
<title></title>
</head>
<script src="./vue.js" type="text/javascript" charset="utf-8"></script>
<body>
<div id="app">
<button type="" @click='show'>浪起来</button>
<button type="" @click='hide'>低调</button>
<div v-text='msg'></div>
</div>
<script type="text/javascript">
var vm = new Vue({
el:'#app',
data:{
'msg':'abckdefhigklmnopqrstuvwxyz',
'intervalid':null
},
methods:{
show:function(){
if(this.intervalid == null){
this.intervalid=setInterval(() => {
var start = this.msg.substring(0,1)
var end = this.msg.substring(1)
this.msg=end + start
},300)
}
},
hide:function(){
clearInterval(this.intervalid)
this.intervalid=null
}
}
})
</script>
</body>
</html>
