Programacion Orentada A Objetos

Object-Oriented Programming
with PHP5

Learn to leverage PHP5's OOP features to write
manageable applications with ease
Hasin Hayder

BIRMINGHAM - MUMBAI

Object-Oriented Programming with PHP5
Copyright © 2007 Packt Publishing

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First published: December 2007

ProductionReference: 1031207

Published by Packt Publishing Ltd.
32 Lincoln Road
Olton
Birmingham, B27 6PA, UK.
ISBN 978-1-847192-56-1
www.packtpub.com

Cover Image by Karl Moore (karl.moore@ukonline.co.uk)

Credits
Author
Hasin Hayder
Reviewers
Kalpesh Barot

Project Manager
Abhijeet Deobhakta
Indexer
Monica Ajmera

Murshed Ahmed Khan
Proofreader
Development Editor

Damian CarvillNanda Padmanabhan
Production Coordinator
Assistant Development Editor

Shantanu Zagade

Rashmi Phadnis
Cover Designer
Technical Editor
Divya Menon
Editorial Team leader
Mithil Kulkarni

Shantanu Zagade

About the Author
Hasin Hayder is a Zend Certified Engineer and open-source enthusiast from

Bangladesh. Besides his regular job as Technical Director at Trippert Labs(www.trippert.com), he is often found developing localized Bangla applications and
blogging at http://hasin.wordpress.com. He lives in Bangladesh with his wife
Ayesha, son Afif and plenty of toys around!

About the Reviewers
Kalpesh Barot has about 4 years of experience in the world of PHP. He has

extensively worked on small and large scale social networking websites developed
in PHP. He hasbeen involved in varied projects, from planning and developing web
sites to creating custom modules on big social networking websites.
Kalpesh received a Masters degree in Enterprise software Engineering from the
University of Greenwich, UK in 2004. There he learned the theory behind his
computer experience and became a much more efficient computer programmer.
Kalpesh has worked actively inthe IT sector since his freshman year at university.
He has been a PHP developer since then and has developed his skills in this field.
Through his increasing responsibilities, he has learned to prioritize needs and wants,
and applies this ability to his projects.
I would like to thank my wife Bansari for her consistent support.

Murshed Ahmmad Khan is a young web developer who believes thatnothing is
impossible in the arena of programming. With his extensive 5 years work experience
in web & system level programming he wants to create cool, applicable and useful
systems for many people throughout the web.
He graduated (B.Sc. in CSE) from Rajshahi University of Engineering & Technology
(RUET) Rajshahi, Bangladesh, in Computer Science & Engineering (CSE).
Murshed Ahmmad Khanworked on BangladeshInfo.com
(http://www.bangladeshinfo.com), and Global Online Services Limited
(http://www.global.com.bd) gaining an immense reputation. BangladeshInfo.com
& Global Online Services Limited are both a concern of Texas Group Bangladesh and
a renowned IT firm in the local market for corporate and multinational companies.
He also worked in THPB (The Hunger Project, Bangladesh...