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Index: W

\w, matching ideograph with: 15.2. Effects of Character Semantics

-w command-line switch: 19.1.3. Switches

-W (writeable by real uid/gid) file test: 3.10. Named Unary and File Test Operators

w forward character=\w (forward character): 1.7. Regular Expressions

-w switch, Perl: 28.2. Special Variables in Alphabetical Order

wait function: 29.2.196. wait

wait system call: 28.2. Special Variables in Alphabetical Order

waitpid function: 29.2.197. waitpid

wantarray function: 29.2.198. wantarray

warn function: 29.2.199. warn

$WARNING: 28.2. Special Variables in Alphabetical Order

warning messages: 19.1.3. Switches

29.2.199. warn
33. Diagnostic Messages
intercepting: 28.2. Special Variables in Alphabetical Order
-w switch, turning on with: 1.3.1. How to Do It

${^WARNING_BITS}: 28.2. Special Variables in Alphabetical Order

lexical; ${^WARNING_BITS}: 28.2. Special Variables in Alphabetical Order
about undefined values: 4. Statements and Declarations
disabling unconditionally and permanently: 19.1.3. Switches
modules for: 32.1.15. Warnings and Exceptions
about remaining references to tied objects: 14.5. A Subtle Untying Trap
verbosity, forcing in: 32.1.13. Perl Language Extensions and Internals

warnings module: 32.1.15. Warnings and Exceptions

warnings pragma: 4.9.1. Controlling Warnings

warnLevel option (debugger): 20.3.3. Debugger Options

watch expressions: 20.2.3. Tracing

watch points, placing on Perl variables: 14.6. Tie Modules on CPAN

weak references: 8.5.2. Garbage Collection, Circular References, and Weak References

WeakRef module: 12.6.1. Garbage Collection with DESTROY Methods

weather, Perl modules for: 22.1. The CPAN modules Directory

web, Perl modules for: 22.1. The CPAN modules Directory

32.1.9. World Wide Web

while loops: 1.6.2.1. The while and until statements

4.4.1. while and until Statements
angle operator and $_: 2.11.2. Line Input (Angle) Operator
eof function in: 29.2.31. eof

while modifier: 4.1. Simple Statements

while statements: 1.5.5. Logical Operators

Boolean context, supplying: 2.7.2. Boolean Context
list assignment in: 2.8.1. List Assignment

whitespace: 1.7. Regular Expressions

2.2. Molecules
24.3. Programming with Style
29. Functions
cononicalizing in a variable: 5.2.3.1. Modifying strings en passant
in formats: 7. Formats
leading, removing in here documents: 2.6.6. "Here" Documents
quote characters, use in: 2.6.3. Pick Your Own Quotes
/x modifier in pattern matching: 5.2.1. Pattern Modifiers

whitespaces, use as variable name or delimiter for quote construct, changes in: 24.1.5. Previous Perl Traps

wide character APIs

system calls using: 15.1. Building Character

wide, syscalls: 28.2. Special Variables in Alphabetical Order

${^WIDE_SYSTEM_CALLS}: 28.2. Special Variables in Alphabetical Order

width

character representation: 15.1. Building Character
of numbers: 25.2. Endianness and Number Width

wildcard metasymbols: 5.3.3. Wildcard Metasymbols

character classes and: 5.4.1. Custom Character Classes

5.4.1. Custom Character Classes

Win32API::File module: 32.1.20. Microsoft-Related Modules

Win32API::Net module: 32.1.20. Microsoft-Related Modules

Win32API::Registry module: 32.1.20. Microsoft-Related Modules

Win32::ChangeNotify module: 32.1.20. Microsoft-Related Modules

Win32::Console module: 32.1.20. Microsoft-Related Modules

Windows (see Microsoft Windows)

Win32::Event module: 32.1.20. Microsoft-Related Modules

Win32::EventLog module: 32.1.20. Microsoft-Related Modules

Win32::File module: 32.1.20. Microsoft-Related Modules

Win32::FileSecurity module: 32.1.20. Microsoft-Related Modules

Win32::Internet module: 32.1.20. Microsoft-Related Modules

Win32::IPC module: 32.1.20. Microsoft-Related Modules

Win32::Mutex module: 32.1.20. Microsoft-Related Modules

Win32::NetAdmin module: 32.1.20. Microsoft-Related Modules

Win32::NetResource module: 32.1.20. Microsoft-Related Modules

Win32::ODBC module: 32.1.20. Microsoft-Related Modules

Win32::OLE module: 32.1.20. Microsoft-Related Modules

Win32::OLE::Const module: 32.1.20. Microsoft-Related Modules

Win32::OLE::Enum module: 32.1.20. Microsoft-Related Modules

Win32::OLE::NLS module: 32.1.20. Microsoft-Related Modules

Win32::OLE::Variant module: 32.1.20. Microsoft-Related Modules

Win32::PerfLib module: 32.1.20. Microsoft-Related Modules

Win32::Pipe module: 16.3.4. Named Pipes

Win32::Process module: 32.1.20. Microsoft-Related Modules

Win32::Semaphore module: 32.1.20. Microsoft-Related Modules

Win32::Service module: 32.1.20. Microsoft-Related Modules

Win32::Sound module: 32.1.20. Microsoft-Related Modules

Win32::TieRegistry module: 14.6. Tie Modules on CPAN

32.1.20. Microsoft-Related Modules

word character: 1.7. Regular Expressions

word lists: 2.8. List Values and Arrays

b assertion=\b assertion: 1.7.3. Nailing Things Down
capturing: 5.2.2. The m// Operator (Matching)
lists of, doing programmable command completion on: 32.1.11. User Interfaces

World Wide Web: 0.6.2. Usenet Newsgroups

World Wide Web (WWW) (see web)

C, around set-id scripts: 23.2.1. Unix Kernel Security Bugs

wrapping text: 7.2.1. Accessing Formatting Internals

32.1.2. String Processing, Language Text Processing, Parsing, and Searching
Perl module for: 22.1. The CPAN modules Directory

writable file test operator: 1.5.7. Some File Test Operators

3.10. Named Unary and File Test Operators

write function: 29.2.200. write

format function, declaring named sequence of picture lines: 29.2.41. format

writing

data via low-level system call: 29.2.113. print

29.2.114. printf
29.2.175. syswrite
29.2.200. write

scripts (see scripts)

to shared memory segment ID: 29.2.153. shmwrite

to files, open mode and: 29.2.104. open

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