code: function CharacterCounter(el, options) {
        _classCallCheck(this, CharacterCounter);
  
        var _this61 = _possibleConstructorReturn(this, (CharacterCounter.__proto__ || Object.getPrototypeOf(CharacterCounter)).call(this, CharacterCounter, el, options));
  
        _this61.el.M_CharacterCounter = _this61;
  
        /**
         * Options for the character counter
         */
        _this61.options = $.extend({}, CharacterCounter.defaults, options);
  
        _this61.isInvalid = false;
        _this61.isValidLength = false;
        _this61._setupCounter();
        _this61._setupEventHandlers();
        return _this61;
      }
docs: Construct CharacterCounter instance
  @constructor
  @param {Element} el
  @param {Object} options