The Array.map() method is frequently used in all types of front-end codebases. Once you learn how it works you’ll find yourself reaching for it time and again to solve many common array processing patterns. In this article we will take the example we built and show how map() can help us.
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map()In the real worldHow does it workWhat’s moreWhat it looked like prior to ES6What it looks like in a for loopConclusionSort: