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Format string as money

/ Published in: JavaScript
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  1. Number.prototype.formatMoney = function(c, d, t) {
  2. 	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;
  3. 	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) : "");
  4. };
  5.  
  6.  
  7. //ie
  8. to drop decimals: .formatMoney(0, '.', ',')
  9. to keep 2 decimals: .formatMoney(2, '.', ',')

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