6 Use Cases for Map() in JavaScript

Boost your JavaScript knowledge by learning the use cases for map()

Onur Inanc
Better Programming
Published in
3 min readDec 14, 2021

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Photo by Alexandr Podvalny on Unsplash

The map() function creates a new array resulting from calling a user-supplied callback function. The function visits every element in the calling array. You can see the map() method as going through a loop and writing the statement in the callback function to construct a new array.

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