How to Use the map() Method in JavaScript Arrays 🚀 | Web Development Tutorial #89
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In this video, you will learn how to use the map() method in JavaScript arrays to create a new array based on the original one, without modifying it. You will see how to pass a callback function to the map() method and how to use the parameters of the callback function to access the current element, the current index, and the original array. You will also see some examples of using the map() method to transform the data in an array, such as squaring numbers and reformatting objects. The map() method is a powerful and versatile tool that can help you manipulate and process arrays in JavaScript.
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