int[, ,] a = new int[2, 3, 4]{
   {
   {
   1,2,3,4},{
   5,6,7,8},{
   9,10,11,12}},{
   {
   13,14,15,16},{
   17,18,19,10},{
   21,22,23,24}}};            foreach (int m in a)             {                Console.Write(" " + m);            }            int l = a.Length;            Console.WriteLine("\n数组总字符数 " + l);            Console.ReadLine();