The Zend PHP Certification Study Guide covers every topic that is part of the exam. It was developed by some of the very same authors who designed the exam’s questions and was thoroughly reviewed to ensure that it provides every bit of information required to cover each subject appropriately | 00 7090 fm 7/16/04 8:45 AM Page i This copy is registered to Núria Torrescasana (nuria3pyx@) - Manresa (Barcelona), 08242, Spain 00 7090 fm 7/16/04 8:45 AM Page ii This copy is registered to Núria Torrescasana (nuria3pyx@) - Manresa (Barcelona), 08242, Spain Zend PHP Certification Study Guide Acquisitions Editor Shelley Johnston Copyright © 2005 by Sams Publishing All rights reserved. No part of this book shall be reproduced, stored Development Editor Damon Jordan in a retrieval system, or transmitted by any means, electronic, mechanical, photocopying, recording, or otherwise, without written Managing Editor permission from the publisher. No patent liability is assumed with Charlotte Clapp respect to the use of the information contained Project Editor every precaution has been taken in the preparation of this book, the George E. Nedeff publisher and author assume no responsibility for errors or omis- sions. Nor is any liability assumed for damages resulting from the use Copy Editor Rhonda Tinch-Mize of the information contained herein. International Standard Book Number: 0-672-32709-0 Indexer Chris Barrick Library of Congress Catalog Card Number: 2004093764 Proofreader Printed in the United States of America Leslie Joseph First Printing: July 2004 Technical Editor 07060504 4321 Sara Golemon Trademarks Publishing Coordinator Vanessa Evans All terms mentioned in this book that are known to be trademarks or service marks have been appropriately capitalized. Sams Multimedia Developer Dan Scherf Publishing cannot attest to the accuracy of this information. Use of a term in this book should not be regarded as affecting the validity of Book Designer any trademark or service mark. Gary Adair Page Layout Warning and Disclaimer Kelly Maish Every effort has been made to make this book as complete and as accurate as possible, but no warranty or fitness is infor- mation provided is on an “as is” basis. Bulk Sales .