re: 5 Way to Append Item to Array in JavaScript VIEW POST


The point about not mutating if you need the array elsewhere is a good one, especially for parallel or concurrent programming. Even in single threaded JavaScript you might have passed an array by reference and so mutate things unexpectedly. Generally I find non-mutation to be a more relaxing method!


Yes, great point John! Let me add that to my notes! Thanks for sharing 👏

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