It's hard for me to guess your intention. On a person hand you happen to be declaring that the two a and b are general public (no primary underscore within their names) so I should theoretically be allowed to access/mutate (get/established) equally. But Then you definitely specify an express mutator https://centralparksector104.co.in/central-park-104-sector-104-gurgaon-a-new-benchmark-in-luxury-living-on-dwarka-expressway/