文章标题

package com.bb;

import java.util.ArrayList;
import java.util.Arrays;

public class Demo6 {

/** * @param args * 数组 */public static void main(String[] args) {    // TODO Auto-generated method stub    //输出一个数组int[] aa={1,2,3,4,5,6,7};aa[0]=1;System.out.println(aa[0]);String bb=Arrays.toString(aa);//数组类型装换System.out.println();System.out.println(aa);System.out.println(bb);//从一个数组中输出数组列表String[] cc={"s","e","r","f","g"};ArrayList<String> arr=new ArrayList<String>(Arrays.asList(cc));System.out.println(arr);String[] subject=new String[5];subject[0]="qq";subject[1]="ss";subject[2]="cc";subject[3]="dd";subject[4]="java";System.out.println(subject[4]);}

}