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17 lines
395 B
TypeScript
17 lines
395 B
TypeScript
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export function shuffle<T>(array: T[]): T[] {
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array = array.slice();
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for (let i = array.length - 1; i > 0; i--) {
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const j = Math.floor(Math.random() * (i + 1));
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const temp = array[i];
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array[i] = array[j];
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array[j] = temp;
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}
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return array;
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}
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export function unique<T>(array: T[]): T[] {
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return array.filter(function(elem, index, self) {
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return index === self.indexOf(elem);
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});
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}
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