tailieunhanh - XML Step by Step- P1

XML Step by Step- P1:Extensible Markup Language, or XML, is currently the most promising language for storing and exchanging information on the World Wide Web. Although Hypertext Markup Language (HTML) is presently the most common language used to create Web pages, HTML has a limited capacity for storing information. In contrast, because XML allows you to create your own elements, attributes, and document structure, you can use it to describe virtually any kind of information from a simple recipe to a complex database | Copyrighted Malenal Microsoft Step by Step STEP BY STEP Second Edition Copyrighted Malend Michael J. Young PUBLISHED BY Microsoft Press A Division of Microsoft Corporation One Microsoft Way Redmond Washington 98052-6399 Copyright 2002 by Michael J. Young All rights reserved. No part of the contents of this book may be reproduced or transmitted in any form or by any means without the written permission of the publisher. Library of Congress Cataloging-in-Publication Data Young Michael J. XML Step By Step Michael J. ed. p. cm. Includes index. ISBN 0-7356-1465-2 1. XML Document markup language I. Title. Y68 2001 2--dc21 2001044924 Printed and bound in the United States of America. 1 2 3 456789 QWT 6 5 4 3 2 Distributed in Canada by Penguin Books Canada Limited. A CIP catalogue record for this book is available from the British Library. Microsoft Press books are available through booksellers and distributors worldwide. For further information about international editions contact your local Microsoft Corporation office or contact Microsoft Press International directly at fax 425 936-7329. Visit our Web site at mspress. Send comments to mspinput@. ActiveX JScript Microsoft Microsoft Press MSDN Visual Basic Visual Studio and Windows are either registered trademarks or trademarks of Microsoft Corporation in the United States and or other countries. Other product and company names mentioned herein may be the trademarks of their respective owners. The example companies organizations products domain names e-mail addresses logos people places and events depicted herein are fictitious. No association with any real company organization product domain name e-mail address logo person place or event is intended or should be inferred. Acquisitions Editor David J. Clark Project Editor Jean Cockburn Body Part No. X08-24444 iii Conte mts Why Another XML Book xi What You ll Learn in This Book xii XML