List转iterator
时间: 2024-04-28 18:24:26 浏览: 11
要将List转换为Iterator,可以使用List的listIterator()方法获得一个ListIterator对象。ListIterator可以在迭代期间修改列表,并且可以获取当前迭代器的位置。以下是一个示例代码:
List<String> list = new ArrayList<String>(); // 创建List对象
list.add("hello"); // 添加元素
list.add("world");
list.add("java");
ListIterator<String> iterator = list.listIterator(); // 获得ListIterator对象
while (iterator.hasNext()) { // 遍历列表
String s = iterator.next();
System.out.println(s);
}
通过list.listIterator()方法获取到ListIterator对象,并使用while循环遍历列表打印每个元素。这样就可以将List转换为Iterator。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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