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Set vs Map vs WeakMap vs WeakSet in JavaScript (When to Use What?) #coding #programming #javascript
JavaScript gives us more than just arrays and objects. In this video, we’ll break down Set, Map, WeakMap, and WeakSet — when to use them, and why they make your code cleaner, faster, and safer. Learn how to avoid duplicates, store data with object keys, and even prevent memory leaks with weak collections.
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