On 77.4% of websites whose server-side language is known as of October 2018, PHP is being utilized. It is frequently used on websites to dynamically generate the web page content.
Use-cases include:
Websites and web applications (server-side scripting)
Coding in the command line
Desktop (GUI) software
It is typically used in the first form to create dynamic web page content. For instance, if you run a blog website, you might create some PHP scripts to show your blog entries after retrieving them from a database.
Among PHP programs' further applications are:
Processing and storing form data that contains user input
Using and managing cookies on websites
Limiting access to some of your website's pages
