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JavaScript Arrays serve as list-like objects storing multiple values in a single variable. Essential methods like forEach iterate over elements; filter selects elements meeting criteria; map transforms elements; findIndex retrieves the index of the first matching element.
Programmers are expected to know arrays because they are one of the most common things that programmers use. Thus, in this post, we are going to discuss the array-methods that you need to know as a JavaScript programmer to make your life easier and more productive.
Learn how ES6 Array methods such as Array.from, Array.of, copyWithin, fill, find, and findIndex work with practical JavaScript examples.
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