希望各位大神能够介绍下
What are the practical applications of content selection events? ? -PHP Chinese website Q&A-What are the practical applications of content selection events? ? -PHP Chinese website Q&A
Please watch and learn.
最常见的就是在网页上进行文字选择拷贝的时候进行相关提示，比如百度文库中，你选中它里面的内容的时候，它会弹出操作提示：
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
What are the practical applications of content selection events? ? -PHP Chinese website Q&A-What are the practical applications of content selection events? ? -PHP Chinese website Q&A
Please watch and learn.
最常见的就是在网页上进行文字选择拷贝的时候进行相关提示，比如百度文库中，你选中它里面的内容的时候，它会弹出操作提示：