Given an array of integers, return a new array with each value doubled.
For example:
[1, 2, 3] --> [2, 4, 6]
For the beginner, try to use the map method - it comes in very handy quite a lot so is a good one to know.
Given an array of integers, return a new array with each value doubled.
For example:
[1, 2, 3] --> [2, 4, 6]
For the beginner, try to use the map method - it comes in very handy quite a lot so is a good one to know.