1 #include <iostream> 2 #include <nlohmann/json.hpp> 3 4 using json = nlohmann::json; 5 main()6int main() 7 { 8 // create a JSON array 9 json v = {1, 2, 3, 4}; 10 11 // insert range from v2 before the end of array v 12 auto new_pos = v.insert(v.end(), {7, 8, 9}); 13 14 // output new array and result of insert call 15 std::cout << *new_pos << '\n'; 16 std::cout << v << '\n'; 17 } 18