Is this the idea of ​​highlighting the homepage navigation? Add the navigation id parameter to the a link of the navigation. When you click to submit to the background, the background will obtain the id and then output it to the template. Then the template will output the url parameters and Judge the variables of the template and give a highlighted style if they are consistent?

Different computers have different configurations. Computers of the same model but with different configurations have different inventories. How to design such a data table?

The problem code is in the red line box!

Which version does this writing method apply to?

Is PatchNavicat.exe copied to the root directory of the database software and then double-clicked to run it? There is no explanation on the download page, I don’t quite understand it! In addition, the PHP Chinese website is very easy to use and will become my home from now on. I hope I can learn something and make some contributions to the website!

I strictly followed the video tutorial on the PHP Chinese website. Why is it different? Add a new domain name and bind it to the DEMO folder and save the generation, then restart the server, then open the host to add the resolved domain name and save it, then restart the server. But why does this appear after setting it up? What is the reason?