Nodejs Money Format formatMoney(places, symbol, thousand, decimal)

Method Source Code

/**//  www.  jav  a2  s. com
 * Created by cfinnegan on 30/10/15.
 */
// Extend the default Number object with a formatMoney() method:
// usage: someVar.formatMoney(decimalPlaces, symbol, thousandsSeparator, decimalSeparator)
// defaults: (2, "$", ",", ".")
Number.prototype.formatMoney = function(places, symbol, thousand, decimal) {
    places = !isNaN(places = Math.abs(places)) ? places : 2;
    symbol = symbol !== undefined ? symbol : "$";
    thousand = thousand || ",";
    decimal = decimal || ".";
    var number = this,
        negative = number < 0 ? "-" : "",
        i = parseInt(number = Math.abs(+number || 0).toFixed(places), 10) + "",
        j = (j = i.length) > 3 ? j % 3 : 0;
    return symbol + negative + (j ? i.substr(0, j) + thousand : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + thousand) + (places ? decimal + Math.abs(number - i).toFixed(places).slice(2) : "");
};

Related

1. formatMoney(decPlaces, thouSeparator, decSeparator,

   Number.prototype.formatMoney = function(decPlaces, thouSeparator, decSeparator,
       currencySymbol) {
     var n = this, decPlaces = isNaN(decPlaces = Math.abs(decPlaces)) ? 2
         : decPlaces, decSeparator = decSeparator == undefined ? "."
         : decSeparator, thouSeparator = thouSeparator == undefined ? ","
         : thouSeparator, currencySymbol = currencySymbol == undefined ? "$"
         : currencySymbol, sign = n < 0 ? "-" : "", i = parseInt(n = Math
         .abs(+n || 0).toFixed(decPlaces))
         + "", j = (j = i.length) > 3 ? j % 3 : 0;
   ...
   

2. formatMoney(decPlaces, thouSeparator, decSeparator, currencySymbol)

   Number.prototype.formatMoney = function(decPlaces, thouSeparator, decSeparator, currencySymbol) {
       decPlaces = isNaN(decPlaces = Math.abs(decPlaces)) ? 2 : decPlaces;
       decSeparator = decSeparator == undefined ? "." : decSeparator;
       thouSeparator = thouSeparator == undefined ? "," : thouSeparator;
       currencySymbol = currencySymbol == undefined ? "$" : currencySymbol;
       var n = this,
           sign = n < 0 ? "-" : "",
           i = parseInt(n = Math.abs(+n || 0).toFixed(decPlaces)) + "",
           j = (j = i.length) > 3 ? j % 3 : 0;
   ...
   

3. formatMoney(decimalPart, currencySymbol, decimalDivider, thousandDivider)

   Number.prototype.formatMoney = function(decimalPart, currencySymbol, decimalDivider, thousandDivider){
       var n = this,
           c = isNaN(decimalPart = Math.abs(decimalPart)) ? 2 : decimalPart,
           d = decimalDivider == undefined ? "." : decimalDivider,
           t = thousandDivider == undefined ? " " : thousandDivider,
           s = n < 0 ? "-" : "",
           i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + "",
           j = (j = i.length) > 3 ? j % 3 : 0,
           a = currencySymbol == (undefined || "")? "" : " "+currencySymbol;
   ...
   

4. formatMoney(groupsDelimeter, fractionLength, fractionDelimeter)

   Number.prototype.formatMoney = function(groupsDelimeter, fractionLength, fractionDelimeter){
     var n = this,
       c = isNaN(fractionLength = Math.abs(fractionLength)) ? 2 : fractionLength,
       d = fractionDelimeter == undefined ? "." : fractionDelimeter,
       t = groupsDelimeter == undefined ? "," : groupsDelimeter,
       s = n < 0 ? "-" : "",
       i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + "",
       j = (j = i.length) > 3 ? j % 3 : 0;
     return s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) + (c ? d + Math.abs(n - i).toFixed(c).slice(2) : "");
   ...
   

5. formatMoney(places, symbol, thousand)

   Number.prototype.formatMoney = function (places, symbol, thousand) {
       places = !isNaN(places = Math.abs(places)) ? places : 2;
       symbol = symbol !== undefined ? symbol : "$";
       thousand = thousand || ",";
       var number = this,
           negative = number < 0 ? "-" : "",
           i = parseInt(number = Math.abs(+number || 0).toFixed(places), 10) + "",
           j = (j = i.length) > 3 ? j % 3 : 0;
       return symbol + negative + (j ? i.substr(0, j) + thousand : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + thousand);
   ...
   

6. formatMoney(places, symbol, thousand, decimal)

   Number.prototype.formatMoney = function (places, symbol, thousand, decimal) {
     places = !isNaN(places = Math.abs(places)) ? places : 2;
     symbol = symbol !== undefined ? symbol : "$";
     thousand = thousand || ",";
     decimal = decimal || ".";
     let number = this,
       negative = number < 0 ? "-" : "",
       i = parseInt(number = Math.abs(+number || 0).toFixed(places), 10) + "",
       j = (j = i.length) > 3 ? j % 3 : 0;
   ...
   

7. formatMoney2(c, d, t)

   Number.prototype.formatMoney2 = function(c, d, t){
       var n = this,
           c = isNaN(c = Math.abs(c)) ? 2 : c,
           d = d == undefined ? "." : d,
           t = t == undefined ? "," : t,
           s = n < 0 ? "-" : "",
           i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + "",
           j = (j = i.length) > 3 ? j % 3 : 0;
       return s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) + (c ? d + Math.abs(n - i).toFixed(c).slice(2) : "");
   ...
   

8. toMoney()

   Number.prototype.toMoney = function() {
     return '$' + this.toFixed(2);
   };
   

9. toMoney(c, d, t)

   Number.prototype.toMoney = function(c, d, t){
     var n = this, 
         c = isNaN(c = Math.abs(c)) ? 2 : c, 
         d = d == undefined ? "." : d, 
         t = t == undefined ? "," : t, 
         s = n < 0 ? "-" : "", 
         i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + "", 
         j = (j = i.length) > 3 ? j % 3 : 0;
        return s + (j ? i.substr(0, j) + t : "") + i.substr(j).replace(/(\d{3})(?=\d)/g, "$1" + t) + (c ? d + Math.abs(n - i).toFixed(c).slice(2) : "");
   ...