import java.util.Scanner;
public class lianxi {
public static void main (String[] args){
inti =0;
int j = 0;
int index = 0 ;
String[] music= new String[]{"Compuer","Hibernate","Java","Struts"};
String[] newmusic=new String[music.length+1];
Scanner input = new Scanner(System.in);
System.out.print("插入前的数组");
for( ; i0){
index= i;
break;
}i++;
}for(j=0;j0){index= i;break;}i++;}此时i为4也就是misic.length，循环不会执行，index则会为0，下个循环也不会执行这里声明一个int k = 0，或者i重新赋值为0while( i0){index= i;break;}i++;} 当index不为0的时候...
