--- title: PHP - Hello World --- ## PHP - Hello World PHP scripts are executed on the server. Before you continue you should have a basic understanding of the following: ### HTML ### CSS ### JavaScript PHP files can contain Text, HTML, CSS, JavaScript, and PHP code. A PHP script is executed on the server, and the plain HTML result is sent back to the browser. A PHP script starts with ``: ```php ``` or you can also write A PHP script starts with ``: ```php ```