#include#include "json.hpp" using json = nlohmann::json; int main() { json j = {{"name", "John"}, {"age", 30}}; std::string name = j["name"].asString(); std::cout << "Name: " << name << std::endl; return 0; }
#includeThis code creates a JSON array with the values 1, 2, and 3, and retrieves the entire JSON array as a string using the asString method. The package library for this code is nlohmann_json.#include "json.hpp" using json = nlohmann::json; int main() { json j = {1, 2, 3}; std::string jsonStr = j.asString(); std::cout << "JSON: " << jsonStr << std::endl; return 0; }