arraylistdemo.java

来自「这是清华大学编写的JAVA教材中所有题目的源代码！」· Java 代码 · 共 20 行

import java.util.*;

class ArrayListDemo
{
	public static void main(String[] args)
	{
		ArrayList al=new ArrayList();

		al.add(new String("hello"));
		al.add(new Double(2.2));
		al.add(new Date());
		System.out.println(al);
		System.out.println();
		
		Iterator it=al.iterator();
		while(it.hasNext())
			System.out.println(it.next());
		System.out.println();
	}
}