java 冒泡排序(从小到大)

public class Maopao {

	// 初始化数组的数据
	private static int al[] = { 5, 9, 6, 7, 8, 10, 4, 3, 2, 1 };

	public static void main(String[] args) {
		System.out.println("------------排序前-------------");
		show();

		//System.out.println("------------排序中-------------");
		for (int i = 0; i < al.length; i++) {
			for (int j = 0; j < al.length - i - 1; ++j) {
				if (al[j] > al[j + 1]) {//倒序就是把'>'改成'<'
					int temp = al[j];
					al[j] = al[j + 1];
					al[j + 1] = temp;
					//show();
				}
			}
		}
		System.out.println("------------排序后-------------");
		show();
	}

	// 显示数组的所有数据
	private static void show() {
		for (int i : al) {
			System.out.print("[" + i + "]");
		}
		System.out.println();
	}

}