ArrayList 去除重複值(Distinct)

摘要:ArrayList 去除重複值(Distinct)

protected ArrayList GetDistinctAarray(ArrayList arr)
        {
            ArrayList lst = new ArrayList();
            for (int i = 0; i < arr.Count; i++)
            {
                if (lst.Contains(arr[i]))
                    continue;
                lst.Add(arr[i]);
            }
            return lst;
        }