1. 2001 IT Conference RenoPage: 1 PHP 101 PHP – You can DO IT! Greg Lawler Brooks Institute of Photography February 15 2001 2001 IT Conference Reno

2. Page: 2 Agenda What is PHP? Functions and Features Lexical structure Why use PHP? PHP in the Real World Q & A

3. 2001 IT Conference RenoPage: 3 What is PHP? 1994 : Personal project Today Version 4 : powerful language Cross-platform, extensible, FAST GPL HTML scripting language Server side, client transparent

4. 2001 IT Conference RenoPage: 4 What is PHP? Built into Apache As DSO – dynamic shared object mod_php All other web servers As CGI binary

5. 2001 IT Conference RenoPage: 5 Functions & Features Built in support for Email, COM, FTP, XML, PDF, HTTP… Extensive database support ODBC, MySql, Sybase, Oracle… Over 1000 functions and 50 Modules!

6. 2001 IT Conference RenoPage: 6 Lexical Structure Syntax derived from C, Perl, Java, etc… Control structures if, else, for, do while, switch etc… Types Integers, strings, arrays, objects, Classes (OOP) and Functions

7. 2001 IT Conference RenoPage: 7 Why use PHP? Very easy to learn / teach You can do anything! Cheap Cross-platform, extensible, FAST Great online community support

8. 2001 IT Conference RenoPage: 8 PHP in the Real World amazon.com, xoom.com lycos.com Brooks Institute Mayday! Webmail

9. 2001 IT Conference RenoPage: 9 Q & A <?php print “Hello World!"; ?>