摘要: 一。promise.all 1.返回无序数组 1 const ajax1 = () => new Promise((res, rej) => { 2 setTimeout(() => res(1), 1000) 3 }) 4 const ajax2 = () => new Promise((res, 阅读全文
posted @ 2020-12-18 20:54 番番番茄 阅读(186) 评论(0) 推荐(0)