企业🤖AI智能体构建引擎,智能编排和调试,一键部署,支持私有化部署方案 广告
# 在 Java 中将`LinkedList`添加到`LinkedList`的前面 > 原文: [https://beginnersbook.com/2014/08/adding-element-to-front-of-linkedlist-in-java/](https://beginnersbook.com/2014/08/adding-element-to-front-of-linkedlist-in-java/) #### 描述 将元素添加到链表的开始(头部)的程序。 #### 程序 ```java import java.util.LinkedList; class LinkedListExample { public static void main(String[] args) { // create a LinkedList LinkedList<String> list = new LinkedList<String>(); // Add elements list.add("AA"); list.add("BB"); list.add("CC"); list.add("DD"); // Display List element System.out.println("LinkedList Elements:"+list); // Adding element to front of LinkedList /* public boolean offerFirst(E e): Inserts the * specified element at the front of this list. */ list.offerFirst("NEW Element"); // Displaying List after adding element System.out.println("LinkedList After Addition:"+list); } } ``` **输出:** ```java LinkedList Elements:[AA, BB, CC, DD] LinkedList After Addition:[NEW Element, AA, BB, CC, DD] ```