Remove list elements from the end
JavaScript, Array · Oct 22, 2020

Creates an array with n
elements removed from the end.
- Use
Array.prototype.slice()
to create a slice of the array withn
elements taken from the end.
const takeRight = (arr, n = 1) => arr.slice(arr.length - n, arr.length);
takeRight([1, 2, 3], 2); // [ 2, 3 ]
takeRight([1, 2, 3]); // [3]