JavaScript s Map and Set
Автор: Unlock JS
Загружено: 2025-12-19
Просмотров: 0
Описание:
Are you unsure when to use Map and when to use Object? Not sure why you need Set when you have Array? In this video, we'll take a closer look at two powerful ES6 tools: Map and Set.
👉 What you'll learn:
✅ The key difference between Object and Map
✅ Why Set is not just an “array without duplicates”
✅ Specific examples of use where they are indispensable
✅ A simple diagram that will put everything in its place (as in the preview!)
This knowledge will save you hours of debugging and make your code cleaner and more efficient. Like if you found this useful, and subscribe to the channel for more clear explanations!
Translated with DeepL.com (free version)
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