Discussion on: Two Ways to Rotate an Array in JavaScript

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Replies for: Why not just this? const rotateArray = (arr, k) => arr.concat(arr).slice(k, k+arr.length); Enter fullscreen mode Exit fulls...

Or, to avoid arr concatenation if it can be large,

const rotateArray = (arr, k) => arr.slice(k).concat(arr.slice(0, k));