有大佬有空看下吗，点击按钮之后无反应
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>todolist</title>
<script src="vue.js"></script>
</head>
<body>
<div id="root">
<div>
<input v-model="inputValue"/>
<button @click="handleClick">Enter</button>
<ul>
<li v-for="(item,index) of list":key="index">
{{item}}
</li>
</ul>
</div>
<script>
new Vue({
el: '#root',
data:{
inputValue:'',
list:[]
},
methods:{
handleClick:function(){
this.list.push(tihs.inputValue)
inputValue=''
}
}
})
</script>
</body>
</html>
