php網(wǎng)站漏洞挖掘從入門到精通
class ArrayList implements Iterable {
? ?Object[] elements;
? ?@Override
? ?public Iterator iterator() {
? ? ? ?return new ArrayListIterator(elements);
? ?}}class LinkedListIterator implements Iterator {
? ?Node head;
? ?public LinkedListIterator(Node head) {
? ? ? ?this.head = head;
? ?}
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