<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<script src="./js/vue.js"></script>
</head>
<body>
<div id="app">
<a :href="'www.aaa.com?id='+id">test</a>
<br>
<a :href="makeUrl()">test02</a>
<br>
<button @click="changeId()">点击</button>
</div>
</body>
<script>
const vv = new Vue({
el: '#app',
data: {
id:"1"
},
methods:{
changeId(){
this.id = "2";
},
makeUrl(){
return "www.ddd.com/2"
}
}
})
</script>
</html>
效果展示: