PHP code is executed on the server.
Before you continue you should have a basic understanding of the following:
If you want to study these subjects first, find the tutorials on our Home page.
PHP is an amazing and popular language!
It is powerful enough to be at the core of the biggest blogging system on the web (WordPress)!
It is deep enough to run the largest social network (Facebook)!
It is also easy enough to be a beginner’s first server side language!
With PHP you are not limited to output HTML. You can output images, PDF files, and even Flash movies. You can also output any text, such as XHTML and XML.