JavaScript Async/Await & Promises Explained with Examples
JavaScript Promise & Async/Await Blog Understanding JavaScript Promises & Async/Await In this blog, we will learn how to handle asynchronous tasks in JavaScript. JavaScript is single-threaded, so long-running tasks like network requests can block the program. That’s why we use Promise, async/await, and try/catch/finally to manage them efficiently. 1. What is a Promise? A Promise is an object that represents the future result of an asynchronous task . const myPromise = new Promise((resolve, reject) => { const success = true; if (success) { resolve("✅ Success!"); } else { reject("❌ Failed!"); } }); myPromise .then(msg => console.log(msg)) .catch(err => console.log(err)); .then() → handles success, .catch() → handles errors. ...