本文共 738 字，大约阅读时间需要 2 分钟。

function ListNode(x) {
       this.val = x;    this.next = null;}function ReverseList(pHead) {
       let pre = null    let next = null    while(pHead.next){
           next = pHead.next        pHead.next = pre        pre = pHead        pHead = next    }    pHead.next = pre    return pHead}function ReverseList(pHead) {
       let newHead = null    let pre = null    while(pHead){
           let next = pHead.next        if(!next){
               newHead = pHead        }        pHead.next = pre        pre=pHead        pHead=next    }    return newHead}let node1 = new ListNode(1)let node2 = new ListNode(2)let node3 = new ListNode(3)node1.next = node2node2.next = node3let pHead = ReverseList(node1)console.log(pHead)console.log(node1)

转载地址：http://itdqi.baihongyu.com/