fivge/javascript-in-depth

• webcomponents

• ?single-spa

• 装饰器 => Metadata => Reflect => Proxy => object.defineproperty

• let const var

• 箭头函数

• Promise

• async/await

• service worker

• web worker

• ?wasm

• obj

• cros XSS CSRF

• cookie session ?indexedDB

• header: req res