PHP : Hypertext Preprocessor By Royston Olivera Xoriant Solutions www.roystonolivera.com

Background and History C not for Web Very clunky to program No pre-written code PERL - Practical Extraction and Report Language Generic text processing language Large number of built-in functions PERL being PERL-centric Embed HTML inside Perl script

C not for Web

Very clunky to program

No pre-written code

PERL - Practical Extraction and Report Language

Generic text processing language

Large number of built-in functions

PERL being PERL-centric

Embed HTML inside Perl script

Introducing PHP PHP - Personal Home Page PHP 3 - PHP : Hypertext Preprocessor PHP 4 - The Zend Relationship and Web Server Abstraction PHP 5 - Language Maturity Rasmus Lerdorf Zeev Suraski Andi Gutmans

PHP - Personal Home Page

PHP 3 - PHP : Hypertext Preprocessor

PHP 4 - The Zend Relationship and

Web Server Abstraction

PHP 5 - Language Maturity

Summarizing PHP The HTML relationship Interpreting versus Compiling PHP is fast, capable, extendable, reliable and advancing When to and not to use PHP?

The HTML relationship

Interpreting versus Compiling

PHP is fast, capable, extendable, reliable

and advancing

When to and not to use PHP?

Extending PHP & Frameworks PHP Extensions Core Extensions Bundled Extensions PECL - PHP Extension Code Library Third Party Extensions DIY - Do It Yourself Frameworks CakePHP, PRADO, Symfony and Zend Framework

PHP Extensions

Core Extensions

Bundled Extensions

PECL - PHP Extension Code Library

Third Party Extensions

DIY - Do It Yourself

Frameworks

CakePHP, PRADO, Symfony and Zend Framework

Future of PHP Unicode Namespace APC – Alternate PHP Cache in the core Function cleanup

Unicode

Namespace

APC – Alternate PHP Cache in the core

Function cleanup

Applications built using PHP User-facing portion of Facebook, Wikipedia (Mediawiki), Yahoo!, MyYearbook and Tagged. Significant number of Content Management Systems including Wordpress, Joomla and Drupal Other Important Websites: www.naukri.com www.jeevansathi.com www.shaadi.com www.ibnlive.com www.mtvindia.com www.makaan.com www.gaiaonline.com www.education.com

User-facing portion of Facebook, Wikipedia (Mediawiki), Yahoo!, MyYearbook and Tagged.

Significant number of Content Management Systems including Wordpress, Joomla and Drupal

Other Important Websites:

www.naukri.com

www.jeevansathi.com

www.shaadi.com

www.ibnlive.com

www.mtvindia.com

www.makaan.com

www.gaiaonline.com

www.education.com

Getting Started… Download Apache and PHP www.apache.org & www.php.net XAMPP Package http://www.apachefriends.org/en/xampp.html Traditional first program <? echo “Hello World!” ; ?> Extract Username & Domain from an Email ID <? $email_id = “contact_us@isaac08.info” ; list ( $username , $domain ) = explode( “@” , $email_id ); echo “Username is ” . $username . ” and Domain is ” . $domain ; ?>

Download Apache and PHP

www.apache.org & www.php.net

XAMPP Package

http://www.apachefriends.org/en/xampp.html

Traditional first program

<? echo “Hello World!” ; ?>

Extract Username & Domain from an Email ID

<? $email_id = “contact_us@isaac08.info” ;

list ( $username , $domain ) = explode( “@” , $email_id );

echo “Username is ” . $username . ” and Domain is ” . $domain ; ?>