Method clear

ThirdParty/jsoncpp/vtkjsoncpp/jsoncpp.cpp:3328–3342

Value::operator bool() const { return !isNull(); }

void Value::clear() {
  JSON_ASSERT_MESSAGE(type() == nullValue || type() == arrayValue ||
                          type() == objectValue,
                      "in Json::Value::clear(): requires complex value");
  start_ = 0;
  limit_ = 0;
  switch (type()) {
  case arrayValue:
  case objectValue:
    value_.map_->clear();
    break;
  default:
    break;
  }
}

void Value::resize(ArrayIndex newSize) {
  JSON_ASSERT_MESSAGE(type() == nullValue || type() == arrayValue,