Although It's not obvious how to reinforce a immediate member accessibility like foo.num = num, You can easily augment your standard setter with yet another power parameter: Fields are the only real system the best way to retailer information on class stage. Fields are conceptually variables at class scope. In https://aipljoysdistrict.in/aipl-joy-district-sector-88-gurgaon-a-landmark-of-commercial-brilliance-with-lifestyle-innovation/