যাত্রাবাড়ীতে লক্ষাধিক আয়ের সুযোগে দুই কাঠা জমিতে পাচঁ তলা বাড়ী বিক্রি You could use readonly keyword, but in this way, You should initialize readonly fields only in constructor. What is actually more, nothing at all helps prevent you to store invalid values into your fields. Now let's suppose you choose https://herohomesrealty.in/hero-homes-sector-104-gurgaon-wellness-living-with-urban-connectivity/