Vue6_計算屬性computed

時間 2020-01-18

標籤 vue6 vue 計算屬性 computed 简体版

原文原文鏈接

Vue6_計算屬性computed:html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="https://www.qianduanzhan.com"></script>
</head>
<body>
<div id="app1">
    <input type="text" v-model="n1"> +
    <input type="text" v-model="n2"> =
    <input type="text" v-model="sum">
</div>
<script>
    var app = new Vue({
        el:'#app1',
        data:{
            n1:'2',
            n2:'3'
        },
        computed:{
            sum:function(){
                return this.n1*1 + this.n2*1;
            }
        }
    });
</script>
</body>
</html>

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