Index: V - e-Reading Library
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Index: V
- -validate option
- ConfigSpecs method and: 14.3.6.1. ConfigSpecs Examples (Mastering Perl/Tk)
- Entry widgets and: 5.1.2. Label Options (Mastering Perl/Tk)
- Tk::NavListbox and: 14.5.1. Tk::NavListbox (Mastering Perl/Tk)
- -validatecommand option
- callbacks and: 15.1. Creating a Callback (Mastering Perl/Tk)
- Entry widgets and: 5.1.2. Label Options (Mastering Perl/Tk)
- 5.1.2. Label Options (Mastering Perl/Tk)
- v command (Perl debugger): 6.2. Debugger Commands (Perl in a Nutshell)
- -V option
- dprofpp: 6.5. The Perl Profiler (Perl in a Nutshell)
- v-strings
- in $^V: 28.2. Special Variables in Alphabetical Order (Programming Perl)
- v-strings (vector or version): 2.6.7. V-String Literals (Programming Perl)
- Glossary (Programming Perl)
- -V (version) command-line switch: 19.1.3. Switches (Programming Perl)
- valid screen distance (see screen units)
- validating parsers: 3.1. XML Parsers (Perl & XML)
- 3.7. Document Validation (Perl & XML)
- validation (document): 3.7. Document Validation (Perl & XML)
- valof( ) (Win32::OLE): 23.2.2. Win32::OLE Functions (Perl in a Nutshell)
- -value option
- Button widgets and: 4.3. Table of Options for Button-Type Widgets (Mastering Perl/Tk)
- Menubutton widget: 21.14.1. Menu Item Options (Perl in a Nutshell)
- ProgressBar widgets and: 23.10.1. ProgressBar Options (Mastering Perl/Tk)
- Radiobutton widget: 21.6. The Radiobutton Widget (Perl in a Nutshell)
- Radiobutton widgets and: 4.8. Radiobutton Values (Mastering Perl/Tk)
- Radiobuttons widgets and: 4.2. Standard Options for Each Button Type (Mastering Perl/Tk)
- value property of Attr class (DOM): 7.2.9.1. Properties (Perl & XML)
- Value( ) (Win32::OLE::Variant): 23.4.1. Win32::OLE::Variant Methods (Perl in a Nutshell)
- values: 1.2.1. Problem
(Perl Cookbook)
- arrays (see arrays)
- changing while copying: Glossary (Programming Perl)
- comma-separated (CSV)
- initializing arrays with: 4.1.2. Solution (Perl Cookbook)
- parsing: 1.15.1. Problem
(Perl Cookbook)
- converting with ASCII characters: 1.4.1. Problem
(Perl Cookbook)
- definedness: 1.0. Introduction (Perl Cookbook)
- 1.2.3. Discussion (Perl Cookbook)
- displayed versus stored: 10.5. Displayed Versus Stored Value (Mastering Perl/Tk)
- displaying increments: 10.7. Displaying Value Increments (Mastering Perl/Tk)
- exchanging between scalar variables: 1.3.1. Problem
(Perl Cookbook)
- hashes, sorting: 29.2.79. keys (Programming Perl)
- list (see list values)
- list, assigning to variables: 3.4. List Assignment (Learning Perl)
- of short-circuit logical operators: 10.9.1. The Value of a Short-Circuit Operator (Learning Perl)
- order of precedence: 16. User Customization (Mastering Perl/Tk)
- referencing: 8.1. What Is a Reference? (Programming Perl)
- saving using local operator: 4.7. The local Operator (Learning Perl)
- scalar (see scalar values)
- scalar, assigning to variables: 2.5.2. Scalar Assignment (Learning Perl)
- scope, confining to: 4.8.1. Scoped Variable Declarations (Programming Perl)
- setting for Scales: 10.4. Minimum and Maximum Values (Mastering Perl/Tk)
- 10.12. Setting the Value of a Scale (Mastering Perl/Tk)
- undefined, truth value of: 1.6.1. What Is Truth? (Programming Perl)
- undefining: 29.2.187. undef (Programming Perl)
- variables vs.: 1.2. Natural and Artificial Languages (Programming Perl)
- values( ), Tie::IxHash module and: 5.6.3. Discussion (Perl Cookbook)
- Values( ) (Data::Dumper)): 8.50. Data::Dumper (Perl in a Nutshell)
- values function: 5.3.1. The keys and values Functions (Learning Perl)
- 14.3.1. Hash-Tying Methods (Programming Perl)
- 29.2.194. values (Programming Perl)
- values, queries in named values: 4.1.5. Queries (Perl & LWP)
- value=string attribute, option element: 5.4.11. Select Elements and Option Elements (Perl & LWP)
- variable interpolation: 2.3.2. Double-Quoted String Literals (Learning Perl)
- 2.6.1. Interpolation of Scalar Variables into Strings (Learning Perl)
- 2.6.1. Interpolation of Scalar Variables into Strings (Learning Perl)
- 2.6.2. String Literals (Programming Perl)
- glob operator, using: 2.11.3. Filename Globbing Operator (Programming Perl)
- variable-length parameter lists: 4.8. Variable-length Parameter Lists (Learning Perl)
- variable-length records: 7. Formats (Programming Perl)
- variable-length text databases: 16.4. Variable-length (Text) Databases (Learning Perl)
- variable-length text fields: 8.9.1. Problem
(Perl Cookbook)
- variable-length UTF-8 characters: 15.1. Building Character (Programming Perl)
- -variable option
- BrowseEntry widgets and: 23.6. The BrowseEntry Widget (Mastering Perl/Tk)
- Button widgets and: 4.3. Table of Options for Button-Type Widgets (Mastering Perl/Tk)
- Checkbutton and Radiobutton widgets: 4.6. Checkbutton and Radiobutton Indicator Status (Mastering Perl/Tk)
- Checkbutton widget: 21.5. The Checkbutton Widget (Perl in a Nutshell)
- Checkbuttons and: 4.2. Standard Options for Each Button Type (Mastering Perl/Tk)
- 12.2.1. Menubars the Clunky, Casual, Old-Fashioned Way (Mastering Perl/Tk)
- Entry widgets and: 5.1.2. Label Options (Mastering Perl/Tk)
- Menubutton widget: 21.14.1. Menu Item Options (Perl in a Nutshell)
- Optionmenu widget: 21.16. The Optionmenu Widget (Perl in a Nutshell)
- ProgressBar widgets and: 23.10.1. ProgressBar Options (Mastering Perl/Tk)
- Radiobutton widget: 21.6. The Radiobutton Widget (Perl in a Nutshell)
- Radiobuttons and: 4.2. Standard Options for Each Button Type (Mastering Perl/Tk)
- 4.8. Radiobutton Values (Mastering Perl/Tk)
- Scale widget: 21.13. The Scale Widget (Perl in a Nutshell)
- Scale widgets and: 10.1. Creating a Scale (Mastering Perl/Tk)
- Thermometer example: 14.4.1. Tk::Thermometer (Mastering Perl/Tk)
- Tie::Watch and: 15.5.1. Tie::Watch (Mastering Perl/Tk)
- Tk::LCD widgets and: 14.5.3. Tk::LCD (Mastering Perl/Tk)
- 14.5.3. Tk::LCD (Mastering Perl/Tk)
- variables (see -labelVariable option also -labelVariable option)
- 4.2.5. Variables (Perl in a Nutshell)
- 2.3. Built-in Data Types (Programming Perl)
- 2.4. Variables (Programming Perl)
- 3.1. Terms and List Operators (Leftward) (Programming Perl)
- 8. References (Programming Perl)
- 8.3.1. Using a Variable as a Variable Name (Programming Perl)
- 1.6. Debugging and PrototypingPerl/Tk Programs (Mastering Perl/Tk)
- 11.3.4. Adding a Label to a Frame (Mastering Perl/Tk)
- (see also -labelVariable option)
- $| as: 1.6. Debugging and PrototypingPerl/Tk Programs (Mastering Perl/Tk)
- -labelVariable option and: 11.3.4. Adding a Label to a Frame (Mastering Perl/Tk)
- altering: 2.5.3. Binary Assignment Operators (Learning Perl)
- anonymous: 8.2.2. Anonymous Data (Programming Perl)
- array: 2.6.5. Interpolating Array Values (Programming Perl)
- assigning contents to: 5.2.3. Assigning the Entry's Contents to a Variable (Mastering Perl/Tk)
- assigning list values to: 3.4. List Assignment (Learning Perl)
- assigning scalar values to: 2.5.2. Scalar Assignment (Learning Perl)
- attributes, getting and setting: 32.1.13. Perl Language Extensions and Internals (Programming Perl)
- binding to packages: 29.2.191. untie (Programming Perl)
- builtin: 9.5.2. The Automatic Match Variables (Learning Perl)
- B::Xref module, cross-references with C: 18.6. Code Development Tools (Programming Perl)
- Checkbutton and Radiobutton widgets and: 4.9. The -command Option (Mastering Perl/Tk)
- class: 12.8. Managing Class Data (Programming Perl)
- condition variables: 17.2.2.6. Condition variables (Programming Perl)
- control, in foreach loop: 4.4.3. foreach Loops (Programming Perl)
- debugger, customizing: 20.3.2. Customizing with Init Files (Programming Perl)
- declaration and scope: 4.2.7. Declarations and Scope (Perl in a Nutshell)
- 4.7.4. Private and Local Variables (Perl in a Nutshell)
- scoping functions: 5.1. Perl Functions by Category (Perl in a Nutshell)
- declaring: 1.4.2. What's Inside That Program? (Learning Perl)
- 4. Statements and Declarations (Programming Perl)
- 4.8.1. Scoped Variable Declarations (Programming Perl)
- declaring global: 4.8.3. Lexically Scoped Global Declarations: our (Programming Perl)
- dumping with V command: 10.1. Symbol Tables (Programming Perl)
- environment: 14.3. The Environment Variables (Learning Perl)
- 28.2. Special Variables in Alphabetical Order (Programming Perl)
- expanding in user input: 1.8.1. Problem
(Perl Cookbook)
- filehandles as: 7.0.1. Getting a Handle on the File (Perl Cookbook)
- 7.16.1. Problem
(Perl Cookbook)
- format: 7.1. Format Variables (Programming Perl)
- fully-qualified, accessing from outside package: 23.3.1.1. Restricting namespace access (Programming Perl)
- global (see global)
- \\> virtual event: 12.7. Menu Virtual Events (Mastering Perl/Tk)
- hash: 2.9. Hashes (Programming Perl)
- HOME environment variable: 20.1.2. Tk::Receive (Mastering Perl/Tk)
- initializing before calling subroutines: 6.2.3. Scoping Issues (Programming Perl)
- interpolating
- with double quotes: 5.2. Pattern-Matching Operators (Programming Perl)
- into patterns: 5.2. Pattern-Matching Operators (Programming Perl)
- interpolation: 1.2.1.1. Singularities (Programming Perl)
- pattern matching, controlling with: 5.9.2. Variable Interpolation (Programming Perl)
- lexical: 15.1.1. Callbacks and Closures (Mastering Perl/Tk)
- lexical scoping: 29.2.99. my (Programming Perl)
- local
- common programming errors with: 24.1.1. Universal Blunders (Programming Perl)
- my declarations, using instead of local function: 24.1.2. Frequently Ignored Advice (Programming Perl)
- local vs. private: 4.2.7. Declarations and Scope (Perl in a Nutshell)
- 4.7.4. Private and Local Variables (Perl in a Nutshell)
- localizing existing: 29.2.87. local (Programming Perl)
- loop (iterator) variables: 4.4.3. Discussion (Perl Cookbook)
- magic: 13.15.1. Problem
(Perl Cookbook)
- match: 9.5. The Match Variables (Learning Perl)
- menubar example: 12.2.2. Menubars the Slick, Sophisticated, New-Fashioned Way (Mastering Perl/Tk)
- modules, exporting to programs: 11.2.1. Module Privacy and the Exporter (Programming Perl)
- my (see my declarations)
- 8.3.6. Other Tricks You Can Do with Hard References (Programming Perl)
- 10. Packages (Programming Perl)
- names for: 1.2.1. Variable Syntax (Programming Perl)
- 24.3. Programming with Style (Programming Perl)
- names in nested symbol tables: 2.5. Names (Programming Perl)
- names of enclosed in curly braces: 2.6.1. Interpolation of Scalar Variables into Strings (Learning Perl)
- our (see our declarations)
- package, displaying: 20.2.4. Display (Programming Perl)
- package, memory usage: 20.3.3. Debugger Options (Programming Perl)
- package variables: 2.5. Names (Programming Perl)
- packages, associating with: 10. Packages (Programming Perl)
- pattern match variables: 4.6.7. Pattern Match Variables (Perl in a Nutshell)
- Perl vs. C, names of: 24.1.3. C Traps (Programming Perl)
- private (see local variables)
- private for modules: 12.4.1. Problem
(Perl Cookbook)
- private, for subroutines: 10.2.1. Problem
(Perl Cookbook)
- repeated substitutions, performing on: 5.2.3.1. Modifying strings en passant (Programming Perl)
- resetting values of: 29.2.130. reset (Programming Perl)
- scalar: 1.3.2. Creating Widgets (Mastering Perl/Tk)
- 4.4. Displaying Text on Buttons (Mastering Perl/Tk)
- 13.1.1. The configure Method (Mastering Perl/Tk)
- scalar and list context: 4.2.6. Scalar and List Contexts (Perl in a Nutshell)
- scalars (see scalars)
- scoped
- lexical scope: 4.8.2. Lexically Scoped Variables: my (Programming Perl)
- scoping, strict pragma, use of: 1.2.1.4. Simplicities (Programming Perl)
- sharing among different processes: 16.12.1. Problem
(Perl Cookbook)
- shell programming, Perl vs.: 24.1.4. Shell Traps (Programming Perl)
- special: 28.1.6. Per-Package Special Functions (Programming Perl)
- special (predefined): 4.4. Special Variables (Perl in a Nutshell)
- strings (see strings)
- strings of, matching against known strings: 5.9.2. Variable Interpolation (Programming Perl)
- taint and: 23.1. Handling Insecure Data (Programming Perl)
- Tcl and: 20.2.3. Tcl/Tk Master Processor Code (Mastering Perl/Tk)
- tied: B.21. Tied Variables (Learning Perl)
- tracing: 15.5. Tracing Perl/Tk Variables (Mastering Perl/Tk)
- translating with: 5.2.4. The tr/// Operator (Transliteration) (Programming Perl)
- tying: 14. Tied Variables (Programming Perl)
- 29.2.178. tie (Programming Perl)
- arrays: 14.2. Tying Arrays (Programming Perl)
- filehandles: 14.4. Tying Filehandles (Programming Perl)
- hashes: 14.3. Tying Hashes (Programming Perl)
- scalars: 14.1. Tying Scalars (Programming Perl)
- untying trap: 14.5. A Subtle Untying Trap (Programming Perl)
- undef value and: 2.11. The undef Value (Learning Perl)
- uninitialized: 1.2.1.1. Singularities (Programming Perl)
- value of, saving: 4.7. The local Operator (Learning Perl)
- values, assignment and: 1.5.3. Assignment Operators (Programming Perl)
- values vs.: 1.2. Natural and Artificial Languages (Programming Perl)
- watch points, placing on: 14.6. Tie Modules on CPAN (Programming Perl)
- :variables tag: 15.2.2.1. The exporter tag :variables (Mastering Perl/Tk)
- 23.1.4. Exporter Tags (Mastering Perl/Tk)
- variadic functions in Perl: 6.2. Semantics (Programming Perl)
- Variant data structure: 23.4. Win32::OLE::Variant (Perl in a Nutshell)
- vars modle (obsolete): 32.1.13. Perl Language Extensions and Internals (Programming Perl)
- vars module: 8.232. vars (Perl in a Nutshell)
- vars pragma: B.6.5. The vars Pragma (Learning Perl)
- vbsh program (example): 15.11.3. Discussion (Perl Cookbook)
- vec( ): 5. Function Reference (Perl in a Nutshell)
- 29.2.195. vec (Programming Perl)
- vec operator: B.11. Bits and Pieces (Learning Perl)
- vectors, strings as: 29.2.162. sprintf (Programming Perl)
- 29.2.195. vec (Programming Perl)
- verbatim paragraphs (pod): 4.13. Pod (Perl in a Nutshell)
- -verbose option (perlcc): 3.4. The Perl Compiler (Perl in a Nutshell)
- verbosity
- debugger, setting levels of: 20.3.3. Debugger Options (Programming Perl)
- warnings, forcing in: 32.1.13. Perl Language Extensions and Internals (Programming Perl)
- verbs: 1.2.2. Verbs (Programming Perl)
- packages, handling of: 1.2.1.4. Simplicities (Programming Perl)
- verify( ) (Net::SMTP): 16.1.2.1. Net::SMTP methods (Perl in a Nutshell)
- version 1.3.1. Do You Need To Install Anything? (Mastering Perl/Tk)
- 14.1. A Mega-Widget Quick-Start (Mastering Perl/Tk)
- module, checking for: 11.2.1.2. Version checking (Programming Perl)
- of Perl ($^V): 28.2. Special Variables in Alphabetical Order (Programming Perl)
- of Perl
- for Win32 systems: 2.3.2. Installing on Win32 (Perl in a Nutshell)
- obtaining current: 2.1. The CPAN Architecture (Perl in a Nutshell)
- placing in #! line: 19.1. Command Processing (Programming Perl)
- specifying: 19.1.2. Location of Perl (Programming Perl)
- Perl,
changes between release 4 and 5: 24.1.5. Previous Perl Traps (Programming Perl)
- VERSION( ) (UNIVERSAL): 13.8.3. Discussion (Perl Cookbook)
- VERSION method: 12.5.3. UNIVERSAL: The Ultimate Ancestor Class (Programming Perl)
- version method (Net::LDAP): 19.4. Net::LDAP Methods (Perl in a Nutshell)
- version, Perl: 28.2. Special Variables in Alphabetical Order (Programming Perl)
- $VERSION variable (use pragma): 12.1.3. Discussion (Perl Cookbook)
- Version( ) (Win32::Internet): 22.7.1. General Internet Methods (Perl in a Nutshell)
- versions of Perl modules: 2.4.1. Locating Modules (Perl in a Nutshell)
- vertical bar (|)
- format fieldholders: 4.12. Formats (Perl in a Nutshell)
- OR bitwise operator: 4.5.10. Bitwise Operators (Perl in a Nutshell)
- || operator (see OR operator)
- 10.9. Logical Operators (Learning Perl)
- Perl debugger command: 6.2. Debugger Commands (Perl in a Nutshell)
- regular expression metacharacter: 4.6.2. Regular Expression Syntax (Perl in a Nutshell)
- |= (assignment) operator: 4.5.6. Assignment Operators (Perl in a Nutshell)
- || Perl debugger command: 6.2. Debugger Commands (Perl in a Nutshell)
- ||= (assignment) operator: 4.5.6. Assignment Operators (Perl in a Nutshell)
- 1.2.2. Solution (Perl Cookbook)
- 1.2.3. Discussion (Perl Cookbook)
- vi editor
- debugger, support for: 20.3.1. Editor Support for Debugging (Programming Perl)
- regular expressions, use of: 1.7. Regular Expressions (Programming Perl)
- vi text editor: 1.4. How Do I Make a Perl Program? (Learning Perl)
- video, Perl modules for: 22.1. The CPAN modules Directory (Programming Perl)
- viewable method: 13.11.7. Is the Widget Viewable? (Mastering Perl/Tk)
- virtual circuits (as TCP streams): 16.5. Sockets (Programming Perl)
- virtual desktops, coordinates for: 13.10.4. Virtual Desktop Coordinates (Mastering Perl/Tk)
- virtual events
- binding to class methods: 13.14. Clipboard and Selection Methods (Mastering Perl/Tk)
- Listbox widgets and: 7.18. Listbox Virtual Events (Mastering Perl/Tk)
- menus: 12.7. Menu Virtual Events (Mastering Perl/Tk)
- modifiers and: 15.2.1. Event Descriptor Syntax (Mastering Perl/Tk)
- synthesizing: 15.8. Synthesizing Virtual Events (Mastering Perl/Tk)
- TextUndo widgets and: 8.16.1. Setting and Getting the Gravity (Mastering Perl/Tk)
- virtual machine, Perl: 18.3. Executing Your Code (Programming Perl)
- virtual web documents: 9.1.2. Creating Virtual Documents (Perl in a Nutshell)
- Visibility event: 15.2.1.2. Event descriptor types (Mastering Perl/Tk)
- 15.6. Nonblocking Wait Activities (Mastering Perl/Tk)
- visual bell: 15.7.3. Discussion (Perl Cookbook)
- visual method: 13.11.5. Color Type (Mastering Perl/Tk)
- -visual option: 11.3. Options (Mastering Perl/Tk)
- 11.3.6. Colormap Complications (Mastering Perl/Tk)
- Frame widget: 21.17. The Frame Widget (Perl in a Nutshell)
- toplevel widget: 21.18. The Toplevel Widget (Perl in a Nutshell)
- visualid method: 13.11.5. Color Type (Mastering Perl/Tk)
- visualsavailable method: 13.11.5. Color Type (Mastering Perl/Tk)
- VMS operating system
- File::Spec::VMS module: 32.1.4. Filenames, Filesystems, and File Locking (Programming Perl)
- invoking Perl applications on: 19.1.1. #! and Quoting on Non-Unix Systems (Programming Perl)
- vmsish module: 8.233. vmsish (Perl in a Nutshell)
- void context: 4.4. Return Values (Learning Perl)
- 1.5.4. Unary Arithmetic Operators (Programming Perl)
- 2.7.3. Void Context (Programming Perl)
- 2.8.1. List Assignment (Programming Perl)
- 29.2.198. wantarray (Programming Perl)
- Glossary (Programming Perl)
- recognizing in debugger: 20.1. Using the Debugger (Programming Perl)
- vowel sounds, classifying syllabaries according to: 5.4.3.2. Standard Unicode properties (Programming Perl)
- vrfy program (example): 18.9. Program: expn and vrfy (Perl Cookbook)
- VRML, Perl modules for: 22.1. The CPAN modules Directory (Programming Perl)
- Vromans, Johan: 1.3.3. Are There Any Other Kinds of Support? (Learning Perl)
- vrootheight method: 13.10.4. Virtual Desktop Coordinates (Mastering Perl/Tk)
- vrootwidth method: 13.10.4. Virtual Desktop Coordinates (Mastering Perl/Tk)
- vrootx method: 13.10.4. Virtual Desktop Coordinates (Mastering Perl/Tk)
- vrooty method: 13.10.4. Virtual Desktop Coordinates (Mastering Perl/Tk)
- VTABLES (vector tables): 21.2.2. Square.xs (Mastering Perl/Tk)
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