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修改了707设计链表javascript版本题解的删除节点操作
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@ -847,6 +847,10 @@ MyLinkedList.prototype.deleteAtIndex = function(index) {
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if(index < 0 || index >= this._size) return;
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if(index === 0) {
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this._head = this._head.next;
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// 如果删除的这个节点同时是尾节点,要处理尾节点
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if(index === this._size - 1){
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this._tail = this._head
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}
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this._size--;
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return;
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}
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