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>
