Nodejs Money Format formatMoney(decPlaces, thouSeparator, decSeparator)

Method Source Code

function number2Money(num) {
  if(isNaN(num))/*from  w w  w  .j  av a  2s . co  m*/
     return "Invalid number.";
 
  return '$' + num.formatMoney(2, ',', '.');
}

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

//export
module.exports = number2Money;

Related

1. formatMoney(c, d, t)

   Number.prototype.formatMoney = 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 : "") +
   ...
   

2. formatMoney(c, d, t)

   Number.prototype.formatMoney = 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 = String(parseInt(n = Math.abs(Number(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) : "");
   ...
   

3. formatMoney(c, d, t, u)

   'use strict';
   Number.prototype.formatMoney = function(c, d, t, u) {
       var n = this,
           s = n < 0 ? '-' : '',
           i = parseInt(n = Math.abs(+n || 0).toFixed(c)) + '',
           j = (j = i.length) > 3 ? j % 3 : 0;
       c = isNaN(c = Math.abs(c)) ? 2 : c;
       d = d === undefined ? '.' : d;
       t = t === undefined ? ',' : t;
   ...
   

4. formatMoney(decPlaces, thouSeparator, decSeparator)

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

5. formatMoney(decPlaces, thouSeparator, decSeparator)

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

6. formatMoney(decPlaces, thouSeparator, decSeparator)

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

7. formatMoney(decPlaces, thouSeparator, decSeparator)

   function addCommas(nStr)
     nStr += '';
     x = nStr.split('.');
     x1 = x[0];
     x2 = x.length > 1 ? '.' + x[1] : '';
     var rgx = /(\d+)(\d{3})/;
     while (rgx.test(x1)) {
       x1 = x1.replace(rgx, '$1' + ',' + '$2');
   ...
   

8. 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;
   ...
   

9. 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;
   ...