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Index: W

• waitpid function: Getting Down and Dirty with Fork
• Wall, Heidi: Input from the Diamond Operator
• Wall, Larry: History of this tutorial
• • What Does "Perl" Stand For?
• wantarray function: Return Values
• warn function: Warning Messages with warn
• warnings: Perl's Built-in Warnings
• • bad filehandles and: Bad Filehandles
  • warn function for: Warning Messages with warn
• warnings pragma: The warnings Pragma
• Web
• • CGI programs and: The Common Gateway Interface (CGI)
  • running programs over: But How Do I Compile Perl?
  • socket-support and: Sockets
• which_dbm utility: DBM Files and DBM Hashes
• while control structure: The while Control Structure
• • for control structure and: The for Control Structure
  • naked block control structure and: The Naked Block Control Structure
  • shortcut for: Input from Standard Input
  • until control structure for reversing: The until Control Structure
  • using each function with: The each Function
• while modifier: Expression Modifiers
• • Expression Modifiers
  • Using sprintf with "Money Numbers"
• whitespace: What's Inside That Program?
• • The qw Shortcut
  • global replacements and: Global Replacements with /g
  • greater-than sign and: Opening a Filehandle
  • in format strings: Manipulating Data with pack and unpack
  • \\\\s shortcut for: Character Class Shortcuts
  • split operator and: The split Operator
• who command (Unix): Using Backquotes in a List Context
• Windows Registry: Direct System Database Access
• word-boundary anchors: Word Anchors
• word count, hashes and: Why Use a Hash?
• word processor, using instead of a text editor: How Do I Make a Perl Program?
• word-wrapping, Text::Wrap module for: The Text::Wrap Module
• words, \w shortcut for: Character Class Shortcuts
• working directory
• • chdir operator for changing: Moving Around the Directory Tree
  • current, cwd function for determining: The Cwd Module
• wrap function: The Text::Wrap Module