Programming Php

by Tatroe, Kevin

• ISBN13: 9780596006815
• ISBN10: 0596006810
• Edition: 2nd
• Format: Paperback
• Copyright: 2006-04-15
• Publisher: Oreilly & Associates Inc

Summary

The arrival of PHP 5 is a boon to the multitude of new and experienced web programmers who depend on this unique scripting language. In this new edition of Programming PHP, co-author Rasmus Lerdorf offers his unique knowledge and perspective as PHP s creator. PHP 5 has cleaned up the awkwardness of previous versions with new objects, better XML extensions, and new database extensions. Lerdorf and co-author Kevin Tatroe explain changes in PHP language syntax and programming techniques in a clear and concise manner, with numerous examples that illustrate both correct usage and common idioms. Their book also includes style tips and practical programming advice that will help readers not just become adequate PHP programmers, but good PHP programmers. For anyone interested in PHP 5, this is the guide.

Author Biography

Rasmus Lerdorf started the PHP Project back in 1995 and has been actively involved in PHP development ever since. Also involved in a number of other open source projects, Rasmus is a longtime Apache contributor and foundation member. He is the author of the first edition of the PHP Pocket Reference, and the co-author of the first edition of Programming PHP.

Kevin Tatroe has been a Macintosh and Unix programmer for ten years. He is an experienced PHP developer, knowledgeable in the changes coming with PHP 5. He is also co-author of the first edition of Programming PHP.

Peter MacIntyre lives and works in Charlottetown, Prince Edward Island, Canada. He has over 16 years of experience in the information technology industry, primarily in the area of software development. Peter's technical skill set includes several client/server tools and relational database systems such as PHP, PowerBuilder, Visual Basic, Active Server Pages, and CA-Visual Objects.

Peter is certified by ZEND Corporation on PHP 4.x and has contributed writing material for Using Visual Objects (Que Corp.), Using PowerBuilder 5 (Que Corp.), ASP.NET Bible (Wiley Pub.), and Web Warrior Survey on Web Development Languages (Course Technology).

Peter is also currently a contributing editor and author to the on-line and in-print magazine called php|architect (www.phparch.com). He has also spoken several times at North American and International computer conferences including CA-World in New Orleans, USA; CA-TechniCon in Cologne, Germany; and CA-Expo in Melbourne, Australia.

Table of Contents

Foreword	ix
Preface	xi
Introduction to PHP	1	(17)
What Does PHP Do?	1	(1)
A Brief History of PHP	2	(5)
Installing PHP	7	(2)
A Walk Through PHP	9	(9)
Language Basics	18	(45)
Lexical Structure	18	(7)
Data Types	25	(7)
Variables	32	(4)
Expressions and Operators	36	(13)
Flow-Control Statements	49	(8)
Including Code	57	(2)
Embedding PHP in Web Pages	59	(4)
Functions	63	(11)
Calling a Function	63	(1)
Defining a Function	64	(2)
Variable Scope	66	(2)
Function Parameters	68	(3)
Return Values	71	(1)
Variable Functions	72	(1)
Anonymous Functions	73	(1)
Strings	74	(45)
Quoting String Constants	74	(4)
Printing Strings	78	(4)
Accessing Individual Characters	82	(1)
Cleaning Strings	82	(1)
Encoding and Escaping	83	(6)
Comparing Strings	89	(2)
Manipulating and Searching Strings	91	(6)
Regular Expressions	97	(4)
POSIX-Style Regular Expressions	101	(5)
Perl-Compatible Regular Expressions	106	(13)
Arrays	119	(24)
Indexed Versus Associative Arrays	119	(1)
Identifying Elements of an Array	120	(1)
Storing Data in Arrays	120	(3)
Multidimensional Arrays	123	(1)
Extracting Multiple Values	123	(4)
Converting Between Arrays and Variables	127	(1)
Traversing Arrays	128	(5)
Sorting	133	(5)
Acting on Entire Arrays	138	(2)
Using Arrays	140	(3)
Objects	143	(21)
Terminology	144	(1)
Creating an Object	144	(1)
Accessing Properties and Methods	145	(1)
Declaring a Class	146	(7)
Introspection	153	(6)
Serialization	159	(5)
Web Techniques	164	(32)
HTTP Basics	164	(1)
Variables	165	(1)
Server Information	166	(2)
Processing Forms	168	(14)
Setting Response Headers	182	(3)
Maintaining State	185	(10)
SSL	195	(1)
Databases	196	(29)
Using PHP to Access a Database	196	(2)
Relational Databases and SQL	198	(1)
PEAR DB Basics	199	(6)
Advanced Database Techniques	205	(6)
Sample Application	211	(14)
Graphics	225	(21)
Embedding an Image in a Page	225	(1)
The GD Extension	226	(1)
Basic Graphics Concepts	227	(1)
Creating and Drawing Images	228	(4)
Images with Text	232	(4)
Dynamically Generated Buttons	236	(3)
Scaling Images	239	(1)
Color Handling	240	(6)
PDF	246	(15)
PDF Extensions	246	(1)
Documents and Pages	246	(2)
Text	248	(13)
XML	261	(24)
Lightning Guide to XML	261	(2)
Generating XML	263	(1)
Parsing XML	264	(13)
Parsing XML with DOM	277	(1)
Parsing XML with SimpleXML	277	(1)
Transforming XML with XSLT	278	(2)
Web Services	280	(5)
Security	285	(17)
Filter Input	285	(5)
Escape Output	290	(3)
Cross-Site Scripting	293	(1)
Session Fixation	294	(1)
File Uploads	295	(1)
File Access	296	(3)
PHP Code	299	(1)
Shell Commands	300	(1)
More Information	301	(1)
Security Recap	301	(1)
Application Techniques	302	(19)
Code Libraries	302	(1)
Templating Systems	303	(3)
Handling Output	306	(2)
Error Handling	308	(5)
Performance Tuning	313	(8)
Extending PHP	321	(38)
Architectural Overview	321	(1)
What You'll Need	322	(1)
Building Your First Extensions	323	(10)
The config.m4 File	333	(3)
Memory Management	336	(2)
The pval/zval Data Type	338	(4)
Parameter Handling	342	(3)
Returning Values	345	(4)
References	349	(1)
Global Variables	350	(3)
Creating Variables	353	(1)
Extension INI Entries	354	(2)
Resources	356	(2)
Where to Go from Here	358	(1)
PHP on Windows	359	(18)
Installing and Configuring PHP on Windows	359	(4)
Writing Portable Code for Windows and Unix	363	(3)
Interfacing with COM	366	(6)
Interacting with ODBC Data Sources	372	(5)
A. Function Reference	377	(114)
B. Extension Overview	491	(12)
Index	503