百度健康 一面(30mins) 1.手撕BFS(树)2.EventLoop(原理 同 异 微 宏) console.log(1) setTimeout(() => { console.log(2) }) new Promise(resolve => { console.log(3) resolve(4) }).then(d => console.log(d)) setTimeout(() => { console.log(5) new Promise(resolve => { resolve(6) ...