docs: function (v) {
              var i = this.__identifierInputMethod;
              v = v.toString(this);
              return !isUndefinedOrNull(i) ?
                  isFunction(v[i]) ?
                      v[i]() :
                      isFunction(comb[i]) ?
                          comb[i](v)
                          : v
                  : v;
          }