效果图： 输出值： 源码：
public static void TestMaoPaoZA() { int temp = 0; int[] arr = { 21, 99, 66, 86, 98, 19, 3, 9, 7 }; Console.WriteLine("·························"); Console.WriteLine("·························"); Console.WriteLine("排序前的数组："); foreach (int item in arr) { Console.Write(item + ","); } Console.WriteLine(); for (int i = 0; i < arr.Length - 1; i++) { for (int j = 0; j < arr.Length - 1 - i; j++) { if (arr[j] > arr[j + 1]) { temp = arr[j + 1]; arr[j + 1] = arr[j]; arr[j] = temp; } } } Console.WriteLine("·························"); Console.WriteLine("·························"); Console.WriteLine("排序后的数组："); foreach (int item in arr) { Console.Write(item + ","); } Console.WriteLine(); Console.ReadKey(); }