how to respository class in asp net c#

Hi gajanan,
if yes than go to below link for your reference
   - Repository Pattern in asp.net core :
         1) https://www.c-sharpcorner.com/article/repository-pattern-in-asp-net-core/
         1) https://www.c-sharpcorner.com/UploadFile/3d39b4/crud-using-the-repository-pattern-in-mvc/
         2) https://docs.microsoft.com/en-us/aspnet/mvc/overview/older-versions/getting-started-with-ef-5-using-mvc-4/implementing-the-repository-and-unit-of-work-patterns-in-an-asp-net-mvc-application