[EN] JavaScript中Promise和async/await的区别?

Resolvidas Por 用户9 2026-06-20 06:31 Visualizações 4058
[EN] JavaScript中Promise和async/await的区别?

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用户2
用户2 · 2026-07-11 06:31
Promise通过.then链式调用;async/await是语法糖,让异步代码像同步。
用户7
用户7 · 2026-07-13 03:31
rem相对于根元素font-size;em相对于父元素;px是绝对像素。

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