摘要：<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title></title> </head> <body> <div id="box">
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<div id="box">
<input type="text" v-model="number1"/> +
<input type="text" v-model="number2"/> =
<span>{{sum}}</span>
</div>
</body>
<script src="js/vue.js"></script>
<script type="text/javascript">
new Vue({
el:'#box',
data:{
number1:1,
number2:1,
equal:2,
},
// 使用计算属性computed
computed:{
sum:function(){
// number()转为数字,否则为字符串相加
return Number(this.number1) + Number(this.number2)
}
}
})
</script>
</html>
批改老师：查无此人批改时间：2019-03-02 09:08:20
老师总结：完成的不错。input框可以禁止输入，这样安全些。继续加油
