Introduction to PHP

PHP is a computer programming language, widely used on web servers for dynamic web pages.

Uses

Common uses for PHP includee:

• Generate dynamic page content
• Create, open, read, write, delete, and close files on the server
• Collect web form data
• Send and receive cookies
• Add, delete, modify data in a database
• Control user access
• Encrypt and decrypt data

Why PHP?

• Runs on various platforms (Windows, Linux, Unix, Mac OS X, etc.)
• Compatible with almost all servers used today (Apache, IIS, etc.)
• Supports a wide range of databases
• It's free

See also

• Server-side dynamic web page