1c5f01b2fSopenharmony_ci#include <iostream> 2c5f01b2fSopenharmony_ci#include <nlohmann/json.hpp> 3c5f01b2fSopenharmony_ci 4c5f01b2fSopenharmony_ciusing json = nlohmann::json; 5c5f01b2fSopenharmony_ci 6c5f01b2fSopenharmony_ciint main() 7c5f01b2fSopenharmony_ci{ 8c5f01b2fSopenharmony_ci // create a JSON array 9c5f01b2fSopenharmony_ci json v = {1, 2, 3, 4}; 10c5f01b2fSopenharmony_ci 11c5f01b2fSopenharmony_ci // insert number 7 copies of number 7 before number 3 12c5f01b2fSopenharmony_ci auto new_pos = v.insert(v.begin() + 2, 7, 7); 13c5f01b2fSopenharmony_ci 14c5f01b2fSopenharmony_ci // output new array and result of insert call 15c5f01b2fSopenharmony_ci std::cout << *new_pos << '\n'; 16c5f01b2fSopenharmony_ci std::cout << v << '\n'; 17c5f01b2fSopenharmony_ci} 18