Загрузка и выгрузка состояний блока чекбоксов

Working_with_CheckedListBox.cs

        //Cheked items to string:
        string result = CheckedItemsToString(checkedListBox1.CheckedItems)
        public static string CheckedItemsToString(CheckedListBox.CheckedItemCollection input)
        {
            List<string> values = new List<string>();
            foreach (object o in input)
                values.Add(o.ToString());
            return String.Join(",\n", values);
        }
        
        //Set data from string and check corresponding fields in CheckedListBox
        for (int y = 0; y < checkedListBox1.Items.Count; y++)
           if (result.Contains(checkedListBox1.Items[y].ToString()))
               checkedListBox1.SetItemChecked(y, true);