Monthly Archives: July 2022

INTERNET AND HTTP PROTOCOL Before talking about the PHP language, it is good to make some premises on the web. We can consider the Internet as a series of interconnected devices. Generally these devices on the internet are called hosts or peripheral systems. Hosts are connected to each other via a series of links (wi-fi, fiber) and routers. In order for hosts to communicate properly, it is necessary to have rules for exchanging data. These rules are called protocols. When we open a browser and enter an address to visit a website, technically a communication has taken place between [...]

FIRST PHP PROGRAM Let's start by deleting the contents of the htdocs folder located under the path C:\xampp\htdocs. The PHP web server when we connect with the browser at http://localhost or http://127.0.0.1 is actually accessing the htdocs folder. Once the content has been deleted, we create a corsi folder inside htdocs and nest a php folder. Now let's open V.S Code and connect the php folder. We are now ready to write our first PHP program. We create a file and call it index.php, the name index is not random; in fact, the Apache web server will automatically search [...]