JS代理Proxy对象的使用
<div id="person"></div>
<script>
const person = {
name: "Tom",
};
// 设置值的时候,界面显示也随之变化
const handler = {
set: function (obj, prop, value) {
obj[prop] = value;
document.getElementById("person").innerText = value;
},
};
const personProxy = new Proxy(person, handler);
</script>