使用Iterator从Collection中删除元素

import java.util.Iterator;

import java.util.ArrayList;//from 时 代 J a v a 公 众 号 - N o w J a v  a . c o m

 

public class Main {

 

  public static void main(String[] args) {

    ArrayList aList = new ArrayList();

   

    aList.add("1");

    aList.add("2");

    aList.add("3");

    aList.add("4");

    aList.add("5");

   

   

    System.out.println("ArrayList before removal : ");

    for(int i=0; i< aList.size(); i++)

      System.out.println(aList.get(i));

     //来自 nowjava.com - 时代Java

    Iterator itr = aList.iterator();

   

    String strElement = "";

    while(itr.hasNext()){

      strElement = (String)itr.next();

      if(strElement.equals("2"))

      {

        itr.remove();

        break;

      }