参考： https://segmentfault.com/a/1190000013141641 http://houdunren.gitee.io/note/js/15%20Promise.html#promise 相关文章： 2022-12-23 2021-05-15 2022-12-23 2022-12-23 2021-06-22 2021-07-26 2022-12-23 2021-10-29