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JavaScript Maps Better Than Arrays⚡ #programming
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Arrays are great, but not for key-value lookups. In this short, I show you why JavaScript Maps are a better choice — with real code examples and a quick graph comparing O(n) vs O(1) performance. Learn how to use `.set()`, `.get()`, `.has()`, `.delete()`, and `.size()` for faster, cleaner code.
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#JavaScript #WebDev #Coding #MapVsArray
🚀 Subscribe for more real-world JavaScript tips!
#JavaScript #WebDev #Coding #MapVsArray
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