よく使われるメソッド
よく使われるメソッド
よく使われるメソッド
よく使われるメソッド
public int AddNewExpense(decimal value, string description) { int expenseId = expenses.Count + 1; Expense expense = new Expense(expenseId, value, description); expenses.Add(expense); _jsonService.SaveExpenses(expenses); return(expenseId); }