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lxneng/shuffe-array.js

Created July 15, 2019 02:22
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shuffe array
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shuffe-array.js
function shuffle(a) {
for (let i = a.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1));
[a[i], a[j]] = [a[j], a[i]];
}
return a;
};
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