Array Map

Question 1

What does Array.map do?

Answer 1

method creates a new array populated with the results of calling a provided function on every element in the calling array.

Question 2

What should the callback function return?

Answer 2

Its return value is added as a single element in the new array.

Question 3

What is Array.map useful for?

Answer 3

changing every portion of the array also if an if statement is added very specific part of each array