Introduction to
PHP

PHP is a server-side scripting language designed for web development
but also used as a general-purpose programming language. Originally created by Rasmus Lerdorf in 1994, the PHP reference implementation is now produced by The PHP Group

Features

PHP is mainly focused on server-side scripting, so you can do anything any other CGI program can do, such as below.

• Collect form data
• Generate dynamic page content
• Send and receive cookies
• Data Create, Read, Update, Delete operations with Famous Database Systems Like Mysql, Sql Server and many more
• File Open, Read, Write, Delete functions at Server Side
• Execute System Level Commands according to system access level
• Data Encryption

But PHP can do much more. You can access the PHP program output with a web browser, viewing the PHP page through the server.

Why PHP

• Open Source
• Cross Platform Compatibility (Windows,Mac, Linux, Unix, Solaris, etc.)
• Compatible with almost every Web Server Platform (IIS,Apache, etc.)
• Works with wide range of Database System
• Easy to learn, heavy community support, lots of resources
• Famous CMS Systems are made in PHP (WordPress, Joomla, Opencart, etc.)