iteratortester.java

来自「Java与面向对象程序设计实验教学讲义.复数类的实现,复数类的复杂运算,身份证号」· Java 代码 · 共 19 行

import java.util.Vector; 
import java.util.Iterator; 
public class IteratorTester { 
  public static void main(String args[]) { 
    String[]  num = {"one", "two", "three", "four", "five", 
               "six", "seven", "eight", "nine", "ten"}; 
    Vector   aVector = new Vector(java.util.Arrays.asList(num)); 
    System.out.println("Before Vector: " + aVector); 
    Iterator nums = aVector.iterator(); 
    while(nums.hasNext()) { 
      String aString = (String)nums.next(); 
      System.out.println(aString); 
      if (aString.length() > 4) 
         nums.remove();
    } 
    System.out.println("After Vector: " + aVector);
  }
}