rotate$

Rotates values in array. 🏃 📼 📦 🌔 📒

Alternatives: rotate, rotate$.
Similar: repeat, cycle, rotate, reverse.

array.rotate$(x, [n]);
// x: an array (updated)
// n: rotate amount (+ve: left, -ve: right)
// --> x

const array = require('extra-array');

var x = [1, 2, 3, 4];
array.rotate$(x, 1);
// [ 2, 3, 4, 1 ]

x;
// [ 2, 3, 4, 1 ]

var x = [1, 2, 3, 4];
array.rotate$(x, 2);
// [ 3, 4, 1, 2 ]

var x = [1, 2, 3, 4];
array.rotate$(x, -1);
// [ 4, 1, 2, 3 ]

References

• Collections.rotate: Java
• arr-rotate: @kevva