Async/Await in JavaScript: Writing Cleaner Asynchronous Code
Handling asynchronous code in JavaScript used to be messy—first with callbacks, then with promises. Then came async/await, making async code look and behave more like synchronous code. In this blog...

Source: DEV Community
Handling asynchronous code in JavaScript used to be messy—first with callbacks, then with promises. Then came async/await, making async code look and behave more like synchronous code. In this blog, we’ll understand why async/await was introduced, how it works, and why it makes your code cleaner and easier to read. 🚨 The Problem Before Async/Await ❌ Callback Hell ```js id="cb1" setTimeout(() => { console.log("Step 1"); setTimeout(() => { console.log("Step 2"); setTimeout(() => { console.log("Step 3"); }, 1000); }, 1000); }, 1000); 😵 Hard to read 😵 Hard to maintain --- ### ❌ Promises (Better, But Still Verbose) ```js id="pr1" fetchData() .then(data => { return processData(data); }) .then(result => { console.log(result); }) .catch(err => { console.error(err); }); ✔ Better than callbacks ❌ Still chained and less readable 💡 Why Async/Await Was Introduced Async/await was introduced to: Simplify asynchronous code Improve readability Avoid chaining .then() Make code look