Java:バブルソート法と選択ソート

package com.imooc;

public class arrayDemo {
	public static void main(String[] args) {    
		int[] arr={23,34,12,2,13,31,56,98};
		System.out.println("       ：");
		for(int m:arr)//             
		{
			System.out.print(m+" ");
		}
		System.out.print("
");
		//    
		int temp;
		int n=arr.length;
		for(int i=0;iarr[j+1])
				{
					temp=arr[j];
					arr[j]=arr[j+1];
					arr[j+1]=temp;
				}
			}
		}
		//foreach  
		System.out.println("       ：");
		for(int m:arr)
		{
			System.out.print(m+" ");
		}
		
   }

package com.imooc;

public class arrayDemo {
	public static void main(String[] args) {    
		int[] arr={23,34,12,2,13,31,56,98};
		System.out.println("       ：");
		for(int m:arr)//             
		{
			System.out.print(m+" ");
		}
		System.out.print("
");
		
		//    
		int temp;
		int i,j,k;
		int n=arr.length;
		
		for(i=0;i