17 lines
435 B
JavaScript
17 lines
435 B
JavaScript
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function shuffle(array) {
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let currentIndex = array.length, randomIndex;
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// While there remain elements to shuffle...
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while (currentIndex != 0) {
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// Pick a remaining element...
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randomIndex = Math.floor(Math.random() * currentIndex);
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currentIndex--;
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// And swap it with the current element.
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[array[currentIndex], array[randomIndex]] = [
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array[randomIndex], array[currentIndex]];
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}
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return array;
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}
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