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Index: W

-w command-line option : 2.4.4. Conversion Between Numbers and Strings
\w, in regular expressions : 7.3.1. Single-Character Patterns
-W operator : 10.5. The -x File Tests
-w operator : 10.5. The -x File Tests
wait operator : 14.4. Using fork
Wall, Larry
1.1. History of Perl
9.4. Labeled Blocks
9.6. && and || as Control Structures
18.2. Converting sed Programs to Perl
Foreword
Second Edition Update
Support
while statement
1.5.4. Guessing the Secret Word
4.3. The while/until Statement
9.5. Expression Modifiers
example of
A.3. Chapter 4, Control Structures
A.6. Chapter 7, Regular Expressions
1.5.13. Many Secret Word Files in the Current Directory
1.5.9. Making It a Bit More Modular
1.5.17. The Final Programs
5.4.1. The keys Function
5.4.3. The each Function
6.1. Input from STDIN
last operator and : 9.1. The last Statement
next operator and : 9.2. The next Statement
redo operator and : 9.3. The redo Statement
until modifier : 9.5. Expression Modifiers
whitespace : 1.4. Basic Concepts
between array values when interpolated : 3.7. Variable Interpolation of Arrays
in formats : 11.2. Defining a Format
in pack format string : 16.2. Packing and Unpacking Binary Data
in Perl programs : 1.4. Basic Concepts
in regular expressions : 7.3.1. Single-Character Patterns
who command, example of
1.4. Basic Concepts
14.1. Using system and exec
14.2. Using Backquotes
widgets
19.6. Form Generation
19.7. Other Form Elements
19.8.2. Objects in CGI.pm
word boundaries : 7.3.3. Anchoring Patterns
example of : 1.5.7. Handling Varying Input Formats
word characters, in regular expressions : 7.3.1. Single-Character Patterns
words, and filled fields in formats : 11.4.4. Filled Fields
write(═) operator
1.5.14. Listing the Secret Words
11.3. Invoking a Format
example of
A.15. Chapter 16, System Database Access
1.5.17. The Final Programs
11.3. Invoking a Format
writing reports
1.5.14. Listing the Secret Words
11.1. What Is a Format?


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