Nodejs Utililty Methods Float Round

exports.round = function(number,decimals){return round(number,decimals);}
Number.prototype.round = function(decimals){return round(this,decimals);}
var round = function(number,decimals){
  if(!isNaN(number)){
    var d = 1;
    if(!isNaN(decimals)){
      d = Math.pow(10,decimals)
    return Math.round(number * d)/d;
...

Number.prototype.round = function(dp) {
    multiplier = Math.pow(10,dp);
    return Math.round(this*multiplier) / multiplier;

Number.prototype.round = function(places) {
    return +(Math.round(this + "e+" + places)  + "e-" + places);
function fractionToFloat(str)
var complexParts = str.split(' ');
var result = 0;
var f;
if (complexParts.length == 1) {
...

Number.prototype.round = function(precision) {
  var factor = Math.pow(10, precision || 0);
  return Math.round(this * factor) / factor;
};

Number.prototype.round = function(precision){
  if (Object.isUndefined(precision)){
    return Math.round(this);
  precision = Math.pow(10, precision);
  return Math.round(this * precision) / precision;
};

Number.prototype.round = function (precision) {
    precision = Math.pow(10, precision || 0);
    return Math.round(this * precision) / precision;
};

Number.prototype.round5 = function() {
  return ((this)- (this % 5));

Number.prototype.roundDecimal = function() {
  return Math.roundDecimal(this);
};

Number.prototype.roundMoney = Number.prototype.toObject || function roundMoney(decimals = 2) {
  return Number((Math.round(this + "e" + decimals) + "e-" + decimals));
};

Number.prototype.round = Number.prototype.round || function (precision) {
  return Math.round(this * Math.pow(10, (precision || 2))) / Math.pow(10, (precision || 2))