public IActionResult MonthlyExpense(string month, string year) { List <Expense> monthlyReport = expenseManager.MonthlyIncome(month, year); decimal totalExpense = CalculateAmount.Calculate(monthlyReport); ViewBag.TotalExpense = totalExpense; ViewBag.MonthlyReport = monthlyReport; ViewBag.YearList = expenseManager.GetYearList(); return(View()); }