2018-07-31 17:07:27 +00:00
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function formatNumber(n) {
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2018-12-17 17:38:05 +00:00
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const digits = String(n).split('');
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2018-07-31 17:07:27 +00:00
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const groups = [];
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while (digits.length) {
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2018-12-17 17:38:05 +00:00
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groups.unshift(digits.splice(-3).join(''));
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2018-07-31 17:07:27 +00:00
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}
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2018-12-17 17:38:05 +00:00
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return groups.join(',');
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2018-07-31 17:07:27 +00:00
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}
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module.exports = formatNumber;
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