| #include <iostream> | |
| #include <nlohmann/json.hpp> | |
| using json = nlohmann::json; | |
| int main() | |
| { | |
| // implicitly create a JSON null value | |
| json j1; | |
| // explicitly create a JSON null value | |
| json j2(nullptr); | |
| // serialize the JSON null value | |
| std::cout << j1 << '\n' << j2 << '\n'; | |
| } |