docs: function (className) {
                  if (this.attributes && this.attributes.classList) {
                      this.attributes.classList = className.split(" ");
                      var attrBinding = this._attributesBinding;
                      if (attrBinding) {
                          this.__json.setValue(attrBinding.inside[attrBinding.to], "classList", className.split(" "), this._attributesChangeListener);
                      }
                  }
              }