package day04.pm;

public class Demo04 {

public static void main(String[] args) {

String[] names = {"邓超","孙俪","王菲","李亚鹏"};

//                 0      1      2      3

//长度是 4

System.out.println(names.length);//4

System.out.println(names[0]);//邓超

int i=0;

System.out.println(names[i++%names.length]);

System.out.println(names[i++%names.length]);

System.out.println(names[i++%names.length]);

System.out.println(names[i++%names.length]);

System.out.println(names[i++%names.length]);

System.out.println(names[i++%names.length]);

names = new String[4];//{null,null,null,null}元素是null

System.out.println(names.length);//4

System.out.println(names[0]);//null

}

}