Method copy

ThirdParty/jsoncpp/vtkjsoncpp/jsoncpp.cpp:2330–2333

}

void ValueIteratorBase::copy(const SelfType& other) {
  current_ = other.current_;
  isNull_ = other.isNull_;
}

Value ValueIteratorBase::key() const {
  const Value::CZString czstring = (*current_).first;