Convert number to thousand bit count form JS

JS implementation convert thousand-bit count

350000.00-------350,000.00

var num=0;
function format (num) {
Return (num.tofixed (2) + "). Replace (/\d{1,3} (? = (\d{3}) + (\.\d*)? $)/g, ' $&, ');
}

var num = 12345;
Console.log (Format (num));-----------------Output 12,345.00

js method tofixed (N): Converts number to the remaining n digits after the decimal point; For example element.tofixed (2)-----element.00

Replace Replace,

' $&, ' substitute by condition

Convert number to thousand bit count form JS