#include "json.hpp" using json = nlohmann::json; int main() { // create a JSON array json v = {1, 2, 3, 4}; // create a JSON array to copy values from json v2 = {"one", "two", "three", "four"}; // insert range from v2 before the end of array v auto new_pos = v.insert(v.end(), v2.begin(), v2.end()); // output new array and result of insert call std::cout << *new_pos << '\n'; std::cout << v << '\n'; }