Prototype methods to convert Currency.csv Unicode values

String.js

String.prototype.hexDecode = function () {
  var j;
  var hexes = this.split("\\u").slice(1);
  var back = "";
  for (j = 0; j < hexes.length; j++) {
    back += String.fromCharCode(parseInt(hexes[j], 16));
  }

  return back;
}

String.prototype.hexEncode = function () {
  var hex, i;

  var result = "";
  for (i = 0; i < this.length; i++) {
    hex = this.charCodeAt(i).toString(16);
    result += "\\u" + ("000" + hex).slice(-4);
  }

  return result
}

https://stackoverflow.com/questions/21647928/javascript-unicode-string-to-hex