The PHP Manual, Volume 1 is the first in a two-part series on the popular PHP language. PHP is a popular server-side, cross-platform, HTML embedded scripting language. At the most basic level, PHP can do anything any other CGI program can do, such as collect form data, generate dynamic page content, or send and receive cookies. PHP is distributed free under the GNU license, and is used in tens of thousands of Internet Web sites around the globe. Completing the reference set is PHP Manual, Volume 2 available separately. Both books are printed versions of the online documentation. These books are provided as a convenience, saving you the time and trouble of printing of making paper copies.