money formatting javascript

const formatToCurrency = amount => {
  return "$" + amount.toFixed(2).replace(/\d(?=(\d{3})+\.)/g, "$&,");
};
formatToCurrency(12.34546); //"$12.35"
formatToCurrency(42345255.356); //"$42,345,255.36(12345.67).toFixed(2).replace(/\d(?=(\d{3})+\.)/g, '$&,');  // 12,345.67function floatToEuro(float){
    var euroCurrency 
    euroCurrency = '\u20AC' + float.toLocaleString('nl-NL',{minimumFractionDigits: 2});
    console.log(euroCurrency);
    return euroCurrency;
};100000000000