25 lines
741 B
JavaScript
25 lines
741 B
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.shuffle = void 0;
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/**
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* shuffles an array
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* https://stackoverflow.com/a/2450976/2856416
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* @param array an array
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* @returns an array but shuffled
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*/
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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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}
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return array;
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}
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exports.shuffle = shuffle;
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