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Shuffle array element ES2015, ES6
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| // original gist | |
| const shuffleArray = arr => arr.sort(() => Math.random() - 0.5); | |
| // fully random by @BetonMAN | |
| const shuffleArray = arr => ( | |
| arr | |
| .map(a => [Math.random(), a]) | |
| .sort((a, b) => a[0] - b[0]) | |
| .map(a => a[1]); | |
| ); | |
| shuffleArray([1, 2, 3]) //[3, 1, 2] |
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