摘要:const PENDING = 'pending';//初始态const FULFILLED = 'fulfilled';//初始态const REJECTED = 'rejected';//初始态function Promise(executor){ let self = this;//先缓存当前 阅读全文
posted @ 2018-01-14 00:43 Macchiato 阅读 (595) 评论 (0) 编辑