When I was doing it with the teacher
<a href="m.sbmmt.com">Hello PHP Chinese website</a>
Cannot connect to PHP Chinese website displays 404 Page Not Found
for 4 reasons: Which reason is it and how to modify it
<a href="//m.sbmmt.com">Hello PHP Chinese website</a>
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
<a href="//m.sbmmt.com">Hello PHP Chinese website</a>