Introduction to PHP

PHP is a powerful server-side language. In this lesson, we will cover Introduction to PHP.

Real code examples

<?php
// A simple PHP script to output HTML
echo "<h1>Welcome to PHP!</h1>";
echo "<p>PHP is a widely-used open source general-purpose scripting language.</p>";
?>

Common mistakes

Make sure you include the <?php tag when writing PHP!

Try It Yourself

You can experiment with this in the Playground.