15 lines
297 B
JavaScript
15 lines
297 B
JavaScript
function chooseRandom(arr, num = 1) {
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const res = [];
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for (let i = 0; i < num; ) {
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const random = Math.floor(Math.random() * arr.length);
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if (res.indexOf(arr[random]) !== -1) {
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continue;
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}
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res.push(arr[random]);
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i++;
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}
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return res;
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}
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export default chooseRandom;
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