示例程序
數據庫中實際存儲以分爲單位，避免浮點數的運算，而前端的顯示需要以元爲單位。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<script type="text/javascript" src="Vue-v2.5.22.js"></script>
<title>Title</title>
</head>
<body>
<div id="app">
<p>{{firstName}}</p>
<p>{{lastName}}</p>
<p>{{fullName}}</p>
<p>¥{{price}}</p>
<!--console-->
<!--vm.price=2.43-->
<!--vm.cents-->
</div>
<script>
var vm = new Vue({
el: '#app',
data: {
firstName: 'Gavin',
lastName: 'CLY',
cents: 100,
},
computed: {
fullName: function () {
return this.firstName + ' ' + this.lastName;
},
price: {
set: function (newValue) {
this.cents = newValue * 100;
},
get: function () {
return (this.cents / 100).toFixed(2);
}
}
}
});
</script>
</body>
</html>