js map vs react js map 1

js map vs react js map

The Map() Function. The map() function is used to iterate over an array and manipulate or change data items

Here is what the above code is Doing:
1. The map() function is called on the array.
2. The map() function calls the function() on each element of the array.
3. The function() returns a new value.
4. The map() function returns a new array with the new values.

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