1#include <iostream> 2#include <nlohmann/json.hpp> 3 4using json = nlohmann::json; 5 6int main() 7{ 8 // create JSON arrays 9 json j_no_init_list = json::array(); 10 json j_empty_init_list = json::array({}); 11 json j_nonempty_init_list = json::array({1, 2, 3, 4}); 12 json j_list_of_pairs = json::array({ {"one", 1}, {"two", 2} }); 13 14 // serialize the JSON arrays 15 std::cout << j_no_init_list << '\n'; 16 std::cout << j_empty_init_list << '\n'; 17 std::cout << j_nonempty_init_list << '\n'; 18 std::cout << j_list_of_pairs << '\n'; 19} 20