PHP5 Power Programming P1

INTRODUCTIONOnly time will tell if the PHP 5 release will be as successful as its two predecessors(PHP 3 and PHP 4). The new features and changes aim to rid PHP ofany weaknesses it may have had and make sure that it stays in the lead as theworld’s best web-scripting language.This book details PHP 5 and its new features. However, if you are familiarwith PHP 4 and are eager to know what is new in PHP 5, this chapter is for you.When you finish reading this chapter, you will have learned☞The new language features☞News concerning PHP extensions☞Other noteworthy changes to PHP’s...
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PHP5 Power Programming P1Gutmans_Frontmatter Page i Thursday, September 23, 2004 9:05 AM PHP 5 Power ProgrammingGutmans_Frontmatter Page ii 1 Wednesday, September 15, 9:05 AMperens_series_7x9.25.fm Page Thursday, September 23, 20042004 10:54 AM BRUCE PERENS’ OPEN SOURCE SERIES http://www.phptr.com/perens ◆ Java Application Development on Linux Carl Albing and Michael Schwarz ◆ C++ GUI Programming with Qt 3 Jasmin Blanchette, Mark Summerfield ◆ Managing Linux Systems with Webmin: System Administration and Module Development Jamie Cameron ◆ Understanding the Linux Virtual Memory Manager Mel Gorman ◆ Implementing CIFS: The Common Internet File System Christopher Hertel ◆ Embedded Software Development with eCos Anthony Massa ◆ Rapid Application Development with Mozilla Nigel McFarlane ◆ The Linux Development Platform: Configuring, Using, and Maintaining a Complete Programming Environment Rafeeq Ur Rehman, Christopher Paul ◆ Intrusion Detection with SNORT: Advanced IDS Techniques Using SNORT, Apache, MySQL, PHP, and ACID Rafeeq Ur Rehman ◆ The Official Samba-3 HOWTO and Reference Guide John H. Terpstra, Jelmer R. Vernooij, Editors ◆ Samba-3 by Example: Practical Exercises to Successful Deployment John H. TerpstraGutmans_Frontmatter Page iii Thursday, September 23, 2004 9:05 AM PHP 5 Power Programming Andi Gutmans, Stig Sæther Bakken, and Derick Rethans PRENTICE HALL Professional Technical Reference Indianapolis, IN 46240 www.phptr.comGutmans_Frontmatter Page iv Thursday, September 23, 2004 2:14 PM The authors and publisher have taken care in the preparation of this book, but make no expressed or implied warranty of any kind and assume no responsibility for errors or omissions. No liability is assumed for inciden- tal or consequential damages in connection with or arising out of the use of the information or programs con- tained herein. Publisher: John Wait Editor in Chief: Don O’Hagan Acquisitions Editor: Mark L. Taub Editorial Assistant: Noreen Regina Development Editor:Janet Valade Marketing Manager: Robin OBrien Cover Designer: Nina Scuderi Managing Editor: Gina Kanouse Senior Project Editor: Kristy Hart Copy Editor: Specialized Composition Indexer: Lisa Stumpf Senior Compositor: Gloria Schurick Manufacturing Buyer: Dan Uhrig The publisher offers excellent discounts on this book when ordered in quantity for bulk purchases or special sales, which may include electronic versions and/or custom covers and content particular to your business, training goals, marketing focus, and branding interests. For more information, please contact: U. S. Corporate and Government Sales (800) 382-3419 corpsales@pearsontechgroup.com For sales outside the U. S., please contact: International Sales international@pearsoned.com Visit us on the Web: www.phptr.com Library of Congress Cataloging-in-Publication Data: 2004107331 Copyright © 2005 Pearson Education, Inc. This material may be distrubuted only subject to the terms and conditions set forth in the Open Publication License, v1.0 or later (the latest version is presently available at http://www.opencontent.org/openpub/). Pearson Education, Inc. One Lake Street Upper Saddle River, NJ 07458 Every effort was made to contact and credit all copyright holders. Use of material without proper credit is unintentional. ISBN 0-131-47149-X Text printed in the United States on recycled paper at Phoenix in Hagerstown, Maryland. First printing, [October 2004]Gutmans_Frontmatter Page v Thursday, September 23, 2004 9:05 AM To Ifat, my wife and best friend, who has patiently put up with my involement in PHP from the very begi ...