gistfile1.js

/**
 * Returns a string in which all 3 after a number exceeded a point is set.
 * @param {String,Number}
 * @example pointSeperatorHelper(1234567) // -> "1.234.567"
 * @return {String}
 */
function pointSeperatorHelper (value) {
  value = String(value);
  var regExp = new RegExp('(-?[0-9]+)([0-9]{3})');
  while(regExp.test(value)) {
    value = value.replace(regExp, '$1.$2');
  }
  return value;
}