array shuffle | JavaScript

December 24th, 2021 08:00:57 PM

					
const shuffle = ([...arr]) => { let m = arr.length; while (m) { const i = Math.floor(Math.random() * m--); [arr[m], arr[i]] = [arr[i], arr[m]]; } return arr; }; const foo = [1, 2, 3]; shuffle(foo); // [2, 3, 1], foo = [1, 2, 3]

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