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Overview of PHP<br />

• PHP is a server-side scripting language whose scripts are<br />

embedded in HTML documents<br />

• Similar <strong>to</strong> JavaScript, but on <strong>the</strong> server side<br />

• PHP is an alternative <strong>to</strong> CGI, Active Server Pages (ASP),<br />

and Java Server Pages (JSP)<br />

• Filename extension is .php, .php3, or .phtml<br />

• PHP syntax is similar <strong>to</strong> that of JavaScript<br />

• PHP is dynamically typed<br />

• PHP has an extensive library of functions, making a flexible<br />

and powerful<br />

• http://www.php.net<br />

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