Merge pull request youngyangyang04#951 from adjfks/master

修改了707设计链表javascript版本题解的删除节点操作，增加了对尾节点的处理
nowsoar · Dec 20, 2021 · cd4f1fb · cd4f1fb
2 parents 19bb9df + 99ff6dd
commit cd4f1fb
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/problems/0707.设计链表.md b/problems/0707.设计链表.md
@@ -847,6 +847,10 @@ MyLinkedList.prototype.deleteAtIndex = function(index) {
     if(index < 0 || index >= this._size) return;
     if(index === 0) {
         this._head = this._head.next;
+        // 如果删除的这个节点同时是尾节点，要处理尾节点
+        if(index === this._size - 1){
+            this._tail = this._head
+        }
         this._size--;
         return;
     }