weixin_42192909的博客

面试题目(字节)——异步顺序处理数据场景​ 一个问题自己过程中想了很长时间没有解决出来，特此记录一下let timeout = (ms) => { return new Promise(resolve => { setTimeout(resolve, ms) })}let ajax1 = () => timeout(2000).then(data => { console.log('1') return 1})let ajax2 = ()