data-href does not exist. The _href attribute was used before v2.5. Please change it to the data-href attribute after upgrading.
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According to the development manual, you can adjust it yourself. The video is only for the version at that time
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
