版权声明：独学而无友，则孤陋寡闻。q群582951247 https://blog.csdn.net/mp624183768/article/details/87888022
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>JS Bin</title>
</head>
<body>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/vue.js"></script>
<div id="app">
输入人民币：<input type="text" name="" id="" v-model='NT'>
<ul>
<li>日币:{{NT*0.06065}}元</li>
<li>美金:{{NT*6.7112}}元</li>
</ul>
</div>
</body>
</html>js核心代码
var app=new Vue({
el:'#app',
data:{
NT:0
}
});输入框写上货币以后就得出了实时的货币