C#二维数组的初始化和存取

        static void Main(string[] args) {

            string[,] strings = new string[10,2];
            for (int j = 0; j < 10; j++) {
                strings[j, 0] = $"{j}.0";
                strings[j, 1] = $"{j}.1";
            }
            int count = 0;
            foreach (string s in strings) {                
                count++;
                if (count% 2==0)
                    Console.WriteLine(s);
                else
                    Console.Write(s + "\t");
            }
            Console.WriteLine("string[,] Test Over!");
            Console.WriteLine();

            string[][] strings1 = new string[10][];
            for (int j = 0; j < 10; j++) 
                strings1[j] = new string[] { $"{j}.0", $"{j}.1" };            
            foreach (string[] s in strings1)
                Console.WriteLine(s[0] + "\t" + s[1]);
            Console.WriteLine("string[][] Test Over!");
            Console.ReadKey();
        }

0.0     0.1
1.0     1.1
2.0     2.1
3.0     3.1
4.0     4.1
5.0     5.1
6.0     6.1
7.0     7.1
8.0     8.1
9.0     9.1
string[,] Test Over!

0.0     0.1
1.0     1.1
2.0     2.1
3.0     3.1
4.0     4.1
5.0     5.1
6.0     6.1
7.0     7.1
8.0     8.1
9.0     9.1
string[][] Test Over!