🔁for-await

🚧 施工中

• JS⟩ syntax ⟩ for loops ⟩ for await

• JS ⟩ async ⟩ for await

(⭐️ ES2018)

work with streams of asynchronous events using simple loops.

(async function() {
  for await (const value of iterable) { ... }
})();

⭐️ 重點

for await...of doesn't work with async iterators that are not async iterables.

📗 參考

• JavaScript: The Definitive Guide ⟩ Ch. 12, 13

📘 手冊

• for await...of

🚧

• async iterator

• async iterable