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re: 15 must-know JavaScript array methods in 2020 VIEW POST

FULL DISCUSSION
 

Some note towards C# people who look at this and think it's the same as LINQ. It is not, as most of these methods create a new array as a result. Usually it doesn't matter as much, but consider what happens if the array is very large and you first map it to some complex and heavy calculation and only then you filter it. It may seem obvious, but only if you actually think about it, which to my shame I only did recently.

Also, shameless plus for my own library that uses ES6 iterators/generators to emulate LINQ in Javascript: siderite.dev/blog/linq-in-javascri... ;)

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