How to rotate an array?

Question

For example, i have this
a = [0,1,2,3,4]
and rotate to:
a = [1,2,3,4,0]
in javascript

Answer 1

https://code.sololearn.com/WYt6o5Ovei86/?ref=app

Answer 2

function rotate(arr) {
arr.push(arr.shift());
return arr;
}
https://code.sololearn.com/Wu96Lo7trkLY/?ref=app