function formatMoney(n) {
return "$ " + (Math.round(n * 100) / 100).toLocaleString();
}
n = 2123000;
// =>2,123,000var n = 34523453.345
n.toLocaleString()
"34,523,453.345"
//ES6 Way
const numberWithCommas = (x) => {
return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ',');
}foramtNumber = (num,div=",")=>{
return num.toString().replace(/\B(?=(\d{3})+(?!\d))/g, div);
}x.toString().toLocaleString(); // x must be a number