摘要：
class Person { constructor(name, age) { this.name = name this.age = age } } function creataOnlyOneCls(target) { let cls; return new Proxy(target, { co 阅读全文
摘要：
function createFunOverLoad() { const funMap = new Map() console.log(funMap) const funOverLoad = function (...args) { const key = args.map(param => typ 阅读全文