今天无聊就整些问题来长长见识

/**
 *  删除arraylist中的某个元素
 * @author: lyq
 * @date: May 27, 2014 2:21:53 PM
 */
public  static void testListRemoveOne(){

    ArrayList  list= new ArrayList();
    list.add("1");
    list.add("2");
    list.add("3");
    Iterator itr = list.iterator();
    String delContent = "";
    while(itr.hasNext()){
        delContent = (String)itr.next();
      if(delContent.equals("2"))
      {
        itr.remove();
      }
    }
    for(int i=0;i<list.size();i++){
      System.out.println(list.get(i).toString());
    }

}