Perl : A Beginner's Guide

Name: Perl : A Beginner's Guide
Price: 5.7 USD
Availability: InStock
ISBN: 9780072129571

ISBN-10: 0072129573

ISBN-13: 9780072129571

Edition: 2001

Authors: R. Allen Wyke, Donald B. Thomas

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This text has been tailored to meet the needs of the beginning Perl programmer, with hands-on coverage, step-by-step instructions and tutorial sections. Perl is an important language for Web development and maintenance.

Book details

Copyright year: 2001
Publisher: McGraw-Hill Osborne
Binding: Paperback
Pages: 474
Size: 7.25" wide x 8.75" long x 1.00" tall
Weight: 1.782
Language: English

Introduction	p. xvii
Getting Started	p. 1
Introduction to Perl	p. 3
The History	p. 5
The Beginning	p. 5
Up to Perl 4	p. 6
Introducing Perl 5	p. 7
What 5.6 Brings to the Table	p. 8
Platform Support	p. 9
Windows	p. 10
UNIX	p. 12
Mac OS	p. 12
Others	p. 12
Things You Need to Know	p. 13
How It Works	p. 13
Installing Perl	p. 15
Installing Perl	p. 15
Notes About the Platforms	p. 27
Where to Get Help	p. 29
Creating a Perl Program	p. 32
Getting Started	p. 33
A Hello Script	p. 37
Going a Bit Further	p. 39
Moving On	p. 41
Mastery Check	p. 42
Scalar Data	p. 43
Data Types	p. 44
Numbers	p. 44
Strings	p. 48
Variable Assignments	p. 52
Naming Scalar Variables	p. 52
Assigning Values to Scalar Variables	p. 53
Saving Data to Scalar Variables	p. 54
What Operators Do	p. 54
Common Operators	p. 54
More Complex Operators and Functions	p. 64
Bit-Manipulation Operators	p. 73
Operator Precedence	p. 74
Working with Operators	p. 77
Type Conversion	p. 77
Mastery Check	p. 77
Control Structures	p. 79
Conditional Statements	p. 80
Statement blocks	p. 80
The if-then-else Conditional Statement	p. 81
The while Conditional Statement	p. 86
The until Conditional Statement	p. 88
The do while-until Conditional Statement	p. 90
The for Conditional Statement	p. 92
Creating a Counting Loop	p. 94
The foreach Conditional Statement	p. 95
The Single Line Conditional Statements	p. 98
Control Statements	p. 99
The next Control Statement	p. 100
The last Control Statement	p. 101
The redo Control Statement	p. 102
Nested Loops	p. 104
Counting and Displaying Odd Numbers	p. 106
Mastery Check	p. 107
Lists, Arrays, and Hashes	p. 109
Lists	p. 110
Arrays	p. 114
Putting Items In	p. 114
Accessing Array Elements	p. 120
Working with Arrays	p. 123
More Work with Arrays	p. 125
Array Slices	p. 126
Array Functions	p. 134
Working with Stacks	p. 138
Hashes	p. 146
Mastery Check	p. 155
Program Flow and Subroutines	p. 157
Organization Basics	p. 158
Why You Should Organize	p. 160
Okay, Define Logical and Functional!	p. 161
Creating Code Segments	p. 164
Subroutines	p. 168
Declaring	p. 168
Using Our Subroutine	p. 170
Arguments	p. 171
Predefined Subroutines	p. 174
Addition Subroutine	p. 176
Returning Data	p. 176
Advanced Topics	p. 179
Temporary Data with local ()	p. 180
Private Data with my ()	p. 184
Importing Subroutines from Packages	p. 186
Moving On	p. 187
Mastery Check	p. 188
Applying Your Knowledge
Working with Files and Directories	p. 191
Basic File Manipulation	p. 192
Opening and Closing Files	p. 192
Reading and Writing Files	p. 197
Reading from Files	p. 200
Creating Files	p. 206
Obtaining Status Information for a File	p. 212
Directory Access	p. 214
Moving Around	p. 215
Searching for Files	p. 217
Mastery Check	p. 219
Regular Expressions	p. 221
What Are Regular Expressions?	p. 222
Understanding a Pattern	p. 222
Built-in Operators	p. 223
Pattern Matching Syntax	p. 224
Regular Expression Options	p. 224
Searching for a Regular Expression in a File	p. 232
Search and Replace	p. 250
Writing a find/replace Application	p. 261
Mastery Check	p. 261
Packages and Modules	p. 263
Definitions	p. 265
What Is a Package?	p. 265
What Is a Module?	p. 266
How Do Packages and Libraries Work?	p. 266
Constructor and Destructor	p. 267
Loading Libraries	p. 267
The package Statement	p. 269
The Exporter Module	p. 270
Import ()	p. 272
Importing a Module	p. 273
Building a Library	p. 273
Do You Really Need To?	p. 274
Design Considerations	p. 275
Documentation	p. 275
Building a Library	p. 276
Moving On	p. 280
Mastery Check	p. 281
Interacting with Databases Using the Perl DBI	p. 283
Understanding Databases	p. 285
Setting Up Our Database	p. 287
Installing PostgreSQL	p. 288
Preparing the Database	p. 289
Introduction to the DBI	p. 294
Installing the DBI Module	p. 294
Using the DBI	p. 298
Connections	p. 298
available_drivers() and data_sources ()	p. 299
Transaction Management	p. 300
Queries	p. 301
Warnings and Errors	p. 306
Returned Results	p. 307
Moving On	p. 310
Mastery Check	p. 311
Writing CGI Programs	p. 313
What Is CGI?	p. 314
Quick Introduction to CGI.pm	p. 315
CGI Programming Language Options	p. 315
Using Perl for CGI Scripts	p. 316
Configuring Your Apache CGI Directory	p. 319
No-Parse Header Scripts	p. 326
Understanding Forms	p. 327
Form Construction	p. 327
Another Way to Do a Submit Button	p. 336
How Forms Are Submitted	p. 338
A Simple Perl CGI Program	p. 341
Sending and Receiving Data	p. 342
URL Encoding	p. 342
Environment Variables	p. 343
Cookies	p. 344
Returning Data	p. 354
Processing Our Form	p. 355
Quick Formatting	p. 356
Extra Things You Can Do Manually	p. 358
Creating Your Own Form and Script	p. 364
Debugging Your Program	p. 365
Moving On	p. 365
Mastery Check	p. 366
Cross-Platform Functions and Issues	p. 367
System ()	p. 368
Return Codes	p. 370
Using the Function	p. 372
Using the system () Function on the Mac OS	p. 377
Operating System-Specific Issues	p. 379
Windows	p. 379
Creating a Script That Runs only on Windows	p. 381
UNIX	p. 382
Mac OS	p. 384
Creating a Cross-Platform Script	p. 386
Moving On	p. 392
Mastery Check	p. 392
Error Messages and Debugging	p. 395
Understanding Error Messages	p. 396
Seeing Errors	p. 396
Common Practices	p. 399
Debugging Your Problems	p. 401
Command Line Options	p. 402
The Perl Debugger	p. 402
Becoming Familiar with the Perl Debugger	p. 420
More Common Practices	p. 420
Mastery Check	p. 421
Advanced Features and Concepts	p. 423
Objected-Oriented Programming	p. 424
Encapsulation	p. 428
Inheritance	p. 428
Polymorphism	p. 432
PerlScript	p. 432
Using on the Client Side	p. 433
But I Have Never Programmed in JavaScript/JScript or VBScript!	p. 434
Server-Side Processing	p. 436
Windows Script Host	p. 437
GUI Components with the Perl/Tk	p. 439
What Is Perl/Tk?	p. 440
Overview of the Toolkit	p. 440
Hello, World! Dialog Box	p. 442
Conclusion	p. 444
Mastery Check	p. 445
Answers to Mastery Checks	p. 447
Introduction to Perl	p. 448
Scalar Data	p. 448
Control Structures	p. 449
Lists, Arrays, and Hashes	p. 449
Program Flow and Subroutines	p. 450
Working with Files and Directories	p. 450
Regular Expressions	p. 451
Packages and Modules	p. 452
Interacting with Databases Using the Perl DBI	p. 452
Writing CGI Programs	p. 452
Cross-Platform Functions and Issues	p. 453
Error Messages and Debugging	p. 453
Advanced Features and Concepts	p. 454
Index	p. 455
Table of Contents provided by Syndetics. All Rights Reserved.