When browsing PHP technical articles, the code of some articles cannot be displayed, for example //m.sbmmt.com/php-weizijiaocheng-405893.html
The code can be displayed when the page is entered, but it cannot be seen after a while. Hope it can be solved
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Tell the technical guy, thanks for the feedback