import java.util.LinkedList;
import java.util.Queue;
public class TestQueue {
public static void main(String[] args) {
Queue<String> queque=new LinkedList<String>();
queque.offer("a");
queque.offer("b");
queque.offer("c");
System.out.println(queque);
System.out.println("对首元素: "+queque.peek());//peek查看
//取出队列中的每个元素
for(;;){
String a=queque.poll();//poll取出并销毁
if(a==null){break;}
}
System.out.println("queque里面的元素 +"+queque);//queque里面的元素 +[]
}}