8 lines
170 B
JavaScript
8 lines
170 B
JavaScript
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module.exports = function(num){
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num = "" + num;
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var rgx = /(\d+)(\d{3})/;
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while (rgx.test(num)) {
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num = num.replace(rgx, '$1' + ',' + '$2');
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}
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return num
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}
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