arraylisttest.java

来自「《Java核心技术应用开发》电子工业出版社书籍源代码」· Java 代码 · 共 20 行

package sample;

import java.util.*;

public class ArrayListTest {
  public static void main(String[] args) {
    List l = new ArrayList();
    l.add(new Integer(1));
    l.add(new Integer(4));
    l.add(new Integer(3));
    l.add(new Integer(2));
    
    Iterator it = l.iterator();
    while(it.hasNext()){
      int i = ((Integer)it.next()).intValue();
      System.out.println("Element in list is: " + i);
    }
  }
}