Currency Number Formatter - Node.js Number

Node.js examples for Number:Format

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Description

Currency Number Formatter

Demo Code

// @url http://stackoverflow.com/questions/9318674/javascript-number-currency-formatting

Number.prototype.formatMoney = function(decPlaces, thouSeparator, decSeparator,
    currencySymbol) {/*from   w ww. j  a  v  a  2  s .  c  o  m*/
  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;
  return sign
      + currencySymbol
      + (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) : "");
};

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