Alright — here’s a clear breakdown of how Set, Map, and plain Object differ in JavaScript. 1. Set Example: When to use: 2. Map Example: When to use: 3. Object Example: When to use: Quick Comparison Table Feature Set Map Object Stores Values only Key–Value pairs Key–Value pairs Keys type…

In JavaScript, creates a Set object, which is a built-in collection type that stores unique values — meaning no duplicates are allowed. Key points about a Set in JS Example Common Use Cases