There is some content missing between Chapters 1-1 and 1-2. Why should I start reviewing directly?
I know, nothing is missing, it’s just that the order is out of order
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
I know, nothing is missing, it’s just that the order is out of order