Web Reference: async/await is an ECMAScript 2017 feature. ES2017 is supported in all modern browsers since September 2017: The next page focuses on fetch() and real-world network requests. You will learn status codes, JSON parsing, and common fetch mistakes. Mar 24, 2025 · There’s another keyword, await, that works only inside async functions, and it’s pretty cool. The syntax: The keyword await makes JavaScript wait until that promise settles and returns its result. Here’s an example with a promise that resolves in 1 second: Jan 19, 2026 · The async keyword transforms a regular JavaScript function into an asynchronous function, causing it to return a Promise. The await keyword is used inside an async function to pause its execution and wait for a Promise to resolve before continuing.
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