Guys [].map vs [].forEach what is benefit one over the

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JavaScript

ThreeSteps | TradeWars

Guys [].map vs [].forEach what is benefit one over the

other?

0

04.10.2020

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ThreeSteps | TradeWars Автор вопроса

"Well, the forEach() method doesn’t actually return anything (undefined). It simply calls a provided function on each element in your array. This callback is allowed to mutate the calling array. Meanwhile, the map() method will also call a provided function on every element in the array. The difference is that map() utilizes return values and actually returns a new Array of the same size."

0

04.10.2020

Wojciech Pawlik

Return value

0

04.10.2020

L53c · Accepted Answer

L53c

I saw a video couple of days ago where Brad Traversy explains that, but I can’t remember

0

04.10.2020

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Guys [].map vs [].forEach what is benefit one over the

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