利用for和foreach输出字符串

        string str = "asdasdsa";        for (int i = 0; i < str.Length; i++)        {            Response.Write("<br>" + str[i].ToString());          }

        foreach (char a in str)        //因为输出的是每一个字符串，所以要用到char        {            Response.Write("<BR>" + a);        }

转载于:https://www.cnblogs.com/wbbady/archive/2007/07/07/809820.html