C#將一個二維數組行和列元素互換,即行轉列

//將二維數組行和列互換，存到另一個二維數組中 public static void CTL(int[,] arr1) { //執行換行 int[,] arr2 = new int[3,3]; for (int i = 0; i < 3; i++) { for (int j= 0; j < 3; j++) { arr2[i, j] = arr1[j,i]; } } //將換行數據輸出 Console.WriteLine("互換後:\n"); for (int i = 0; i < 3; i++) { for (int j = 0; j < 3; j++) { Console.Write(arr2[i, j]+" "); } Console.WriteLine("\n"); } } static void Main(string[] args) { //程序2二維數組互換位置 int[,] arr = new int[3, 3] { { 1, 2, 3 }, { 4, 5, 6 }, { 7, 8, 9 } }; Console.WriteLine("互換前:\n"); for (int i = 0; i < 3; i++) { for (int j = 0; j < 3; j++) { Console.Write(arr[i, j] + " "); } Console.WriteLine("\n"); } CTL(arr); Console.ReadLine(); }