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rotate$

Subhajit Sahu edited this page Mar 15, 2020 · 25 revisions

Rotates values in array.

array.rotate$(x, n);
// x: an array (updated)
// n: rotate amount (-ve: left, +ve: right)
// --> x
const array = require('extra-array');

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

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

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

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

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