freeCodeCamp/guide/english/php/hello-world/index.md

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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 and ends with ?>:

<?php
// PHP code goes here
?>

or you can also write A PHP script starts with <?php and ends without ?>:

<?php
// PHP code goes here

Below, we have an example of a simple PHP file, with a PHP script that uses a built-in PHP function "echo" to output the text "Hello World!" on a web page:

<!DOCTYPE html>
<html>
<body>

<?php
echo "My first PHP script!";
?>

</body>
</html>