1 #include <iostream> 2 #include <nlohmann/json.hpp> 3 4 using json = nlohmann::json; 5 main()6int main() 7 { 8 // create empty JSON Pointer 9 json::json_pointer ptr; 10 std::cout << ptr << '\n'; 11 12 // call push_back() 13 ptr.push_back("foo"); 14 std::cout << ptr << '\n'; 15 16 ptr.push_back("0"); 17 std::cout << ptr << '\n'; 18 19 ptr.push_back("bar"); 20 std::cout << ptr << '\n'; 21 } 22