Lesson 23: Understanding Promises in JavaScript

Lesson Overview

In this lesson, we will learn about Promises in JavaScript, how they work, and how to use them to handle asynchronous operations.

Graphical Preview

JavaScript Code Preview

                
const myPromise = new Promise((resolve, reject) => {
    const success = true; // Simulate success or failure
    if (success) {
        resolve("Promise resolved successfully!");
    } else {
        reject("Promise rejected.");
    }
});

myPromise
    .then(result => console.log(result))
    .catch(error => console.error(error));