前端面经

MVVM模式、Proxy和defineProperty、Vue23区别、computed和watch、组件通信方式、虚拟dom

Promise、promise.all、promise.race、手写promise········

宏任务微任务、事件循环·······································

闭包原理、使用场景、手撕柯里化和防抖节流、闭包副作用························

网络请求、Ajax、Fetch、Axios·····························