[JavaScript] 숫자 세자리마다 콤마 찍기

[JavaScript] 숫자 세자리마다 콤마 찍기

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function numberWithCommas(x) {

    return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ",");
    
}

 

출처

http://stackoverflow.com/questions/2901102/how-to-print-a-number-with-commas-as-thousands-separators-in-javascript

How to print a number with commas as thousands separators in JavaScript