public ActionResult Index() { var sb = new StringBuilder("Dapper service\n"); int usersBefore = _repo.GetUsers().Count; sb.Append($"Users before: {usersBefore}\n"); var user = new User { Age = 18, Email = "*****@*****.**", IsMarried = false, Name = "some123", Sex = "male" }; _repo.Create(user); sb.Append($"Create user: {user.Id}\n"); int usersAfter = _repo.GetUsers().Count; sb.Append($"Users after: {usersAfter}\n"); user.Name = "Username123"; _repo.Update(user); User dbUser = _repo.Get(user.Id); sb.Append($"Update user: {dbUser.Name}\n"); _repo.Delete(dbUser.Id); sb.Append("Delete user\n"); int usersAfterDel = _repo.GetUsers().Count; sb.Append($"Users after delete: {usersAfterDel}\n"); return(Content(sb.ToString())); }