Arrays are an essential part of JavaScript. If you want to get better at JavaScript, you have to know how to effectively use arrays, especially the built-in array methods like map, reduce, filter, sort, every, some, etc. In this series, we’ll cover the JavaScript array methods you need to know to become a web developer.
Learn to use the Map() function to transform items in an array.
Array Worksheet – bit.ly/jqq-array-practice
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