General Installation Considerations ¶ Before starting the installation, first you need to know what do you want to use PHP for. There are three main fields you can use PHP Websites and web applications (server-side scripting) Command line scripting Desktop (GUI) applications For the first and most common form, you need three things: PHP itself, a web server and a web browser. You probably already have a web browser, and depending on your operating system setup, you may also have a web server (e.g. Apache on Linux and macOS; IIS on Windows). You may also rent webspace at a company. This way, you don’t need to set up anything on your…