JavaScript 101: Optimizing Your Loops

Learn how to make your loops run faster with a simple changes in your code

Fernando Doglio
Geek Culture
Published in
6 min readMay 16, 2023

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Are you tired of writing slow, buggy JavaScript code? Do you want to improve the performance and reliability of your code, but don’t know where to start? Look no further! In this article, I’ll share some uncommon tips to help you write better JavaScript code.

JavaScript is a powerful language, but writing efficient code can be challenging. Whether you’re dealing with large datasets, complex algorithms, or just trying to optimize code for speed, there are many techniques you can use to improve performance and reliability.

In this article, I’ll focus on one specific area of optimization: loops.

Loops are a common source of performance issues in JavaScript code, but with a few simple techniques, you can optimize your loops and write more efficient code.

So, let’s dive in!

But first a disclaimer

Keep in mind that “optimization” doesn’t always translate into “more readable” code.

Optimized code can sometimes be harder to read and indirectly obfuscate the business logic you’re optimizing.

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Fernando Doglio
Geek Culture

I write about technology, freelancing and more. Check out my FREE newsletter if you’re into Software Development: https://fernandodoglio.substack.com/