How can I reverse an array in JavaScript without using libraries?

Question

I am saving some data in order using arrays, and I want to add a function that the user can reverse the list. I can\'t think of any possible method, so if anybo

Answer 1

Using ES6 rest operator and arrow function.

const reverse = ([x, ...s]) => x ? [...reverse(s), x] : [];
reverse([1,2,3,4,5]) //[5, 4, 3, 2, 1]