1 #include <iostream> 2 #include <nlohmann/json.hpp> 3 4 using json = nlohmann::json; 5 main()6int main() 7 { 8 // different JSON Pointers 9 json::json_pointer ptr1(""); 10 json::json_pointer ptr2("/foo"); 11 json::json_pointer ptr3("/foo/0"); 12 13 // call parent_pointer() 14 std::cout << std::boolalpha 15 << "parent of " << ptr1 << " is " << ptr1.parent_pointer() << '\n' 16 << "parent of " << ptr2 << " is " << ptr2.parent_pointer() << '\n' 17 << "parent of " << ptr3 << " is " << ptr3.parent_pointer() << std::endl; 18 } 19