What is PHP?

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What is PHP?

PHP stands for PHP: Hypertext Preprocessor. It is a server-side scripting language embedded in HTML. PHP runs on the server and sends plain HTML to the browser.

What PHP Can Do

Generate dynamic page content
Read/write files on the server
Interact with databases (MySQL)
Handle forms and sessions
Power frameworks like Laravel

PHP File

PHP files use the .php extension. PHP code goes inside <?php ... ?> tags.

Example

<?php
echo "Hello, World!";
echo "<h1>Welcome to PHP!</h1>";

// Variables always start with $
$name = "Alice";
$age  = 25;
echo "Name: $name, Age: $age";
?>

PHP

Full Editor

Related Resources

PHP Reference

Complete tag & property list

PHP How-To Guides

Step-by-step practical guides

PHP Exercises

Practice what you've learned