Index: V

Symbols & Numbers
| A
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| F
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| I
| J
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Index: V
- validating
 
  
  - credit-card numbers with Luhn checksum:  4.9.3.1. Matching (Programming PHP)
 
  
  - dates:  3.9.1. Problem (PHP Cookbook)
 
  
  - form input:  9.3.1. Problem (PHP Cookbook)
 
  
  - forms:  7.4.9. Form Validation (Programming PHP)
 
 
- validation:  1.5.2.4. Validation in the client and middle tiers (Web Database Applications)
 
  -  7. Validation on the Server and Client (Web Database Applications)
 
  
  - client-side:  7.3. Client-Side Validation with JavaScript (Web Database Applications)
 
  
  - documents and:  1.4. XHTML (Dynamic HTML)
 
  
  - event binding and:  6.3.1. Event Handlers as Tag Attributes (Dynamic HTML)
 
    -  6.3.2. Event Handlers as Object Properties (Dynamic HTML)
 
  
 
  
  - for dates:  2.8.3. Validating a Date (Web Database Applications)
 
    -  7.2.1.1. Validating dates (Web Database Applications)
 
  
 
  
  - for email addresses:  7.2.1.3. Validating email addresses (Web Database Applications)
 
  
  - for numbers:  7.2.1.2. Validating numeric fields (Web Database Applications)
 
  
  - server-side:  7.2. Server-Side Validation (Web Database Applications)
 
  
  - Strict validation:  1.4. XHTML (Dynamic HTML)
 
  
  - XHTML:  6.1. Event Types (Dynamic HTML)
 
    -  6.3.1. Event Handlers as Tag Attributes (Dynamic HTML)
 
    -  6.3.2. Event Handlers as Object Properties (Dynamic HTML)
 
    -  7.2. XHTML Modularization (XHTML Basic and 1.1) (Dynamic HTML)
 
  
 
 
- validation of form data:  1.6.3. Interact with HTML Forms (JavaScript)
 
  -  15.4. Form Verification Example (JavaScript)
 
 
- validation scripts:  8.4.2. The Validation Script (Web Database Applications),  for customers:   10.2.1. Customer Validation (Web Database Applications)
 
- validator for HTML:  2.12.1. A Page That Produces Partial or No Output (Web Database Applications)
 
- valign attribute
 
  
  - caption elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
  - col elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
  - colgroup elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
  - <caption> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <colgroup> tag:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <col> tag:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <table> tags:  5.1. The <table> Tag (Webmaster in a Nutshell)
 
  
  - <td> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
    -  5.4. The <th> and <td> Tags (Webmaster in a Nutshell)
 
  
 
  
  - <th> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
    -  5.4. The <th> and <td> Tags (Webmaster in a Nutshell)
 
  
 
  
  - <tr> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
    -  5.3. The <tr> Tag (Webmaster in a Nutshell)
 
  
 
 
- vAlign property
 
  
  - caption objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - col objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - colgroup objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - tbody objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - td objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - tfoot objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - th objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - thead objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - tr objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
 
- value attribute:  24. Client-Side JavaScript Reference (JavaScript)
 
  
  - button elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
  - input elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
  - li elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
  - <button> tag:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <input> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <li> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <option> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
    -  6.4. The <select> Tag (Webmaster in a Nutshell)
 
  
 
  
  - <param> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - option elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
  - param elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
 
- value, comparing by:  5.4.1. Equality (==) and Identity (===) (JavaScript)
 
- value property:  3.3. Two Types of Containment (Dynamic HTML)
 
  -  25. W3C DOM Reference (JavaScript)
 
  -  25. W3C DOM Reference (JavaScript)
 
  -  25. W3C DOM Reference (JavaScript)
 
  -  25. W3C DOM Reference (JavaScript)
 
  
  - Attr objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - attribute objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - Button object:  15.3.4. Buttons (JavaScript)
 
    -  24. Client-Side JavaScript Reference (JavaScript)
 
  
 
  
  - button objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - Checkbox object:  15.3.5. Toggle Buttons (JavaScript)
 
    -  24. Client-Side JavaScript Reference (JavaScript)
 
  
 
  
  - FileUpload object:  15.3.6. Text Fields (JavaScript)
 
    -  24. Client-Side JavaScript Reference (JavaScript)
 
    
    - security restrictions on:  21.2. Restricted Features (JavaScript)
 
  
 
  
  - Hidden object:  15.3.8. Hidden Elements (JavaScript)
 
    -  24. Client-Side JavaScript Reference (JavaScript)
 
  
 
  
  - Input object:  24. Client-Side JavaScript Reference (JavaScript)
 
    -  24. Client-Side JavaScript Reference (JavaScript)
 
  
 
  
  - input (type="button") objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - input (type="checkbox") objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - input (type="file") objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - input (type="hidden") objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - input (type="password") objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - input (type="radio") objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - input (type="reset") objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - input (type="submit") objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - input (type="text") objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - li objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - Option object:  15.3.7. Select and Option Elements (JavaScript)
 
    -  24. Client-Side JavaScript Reference (JavaScript)
 
  
 
  
  - option objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - param objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - Radio object:  15.3.5. Toggle Buttons (JavaScript)
 
    -  24. Client-Side JavaScript Reference (JavaScript)
 
  
 
  
  - Reset object:  24. Client-Side JavaScript Reference (JavaScript)
 
  
  - select objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - Submit object:  24. Client-Side JavaScript Reference (JavaScript)
 
  
  - Text object:  15.3.6. Text Fields (JavaScript)
 
    -  24. Client-Side JavaScript Reference (JavaScript)
 
  
 
  
  - Textarea object:  24. Client-Side JavaScript Reference (JavaScript)
 
  
  - textarea objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
 
- valueOf( )
 
  
  - Boolean object:  11.4. JavaScript API Reference (Webmaster in a Nutshell)
 
  
  - Date object:  11.4. JavaScript API Reference (Webmaster in a Nutshell)
 
  
  - Object object:  11.4. JavaScript API Reference (Webmaster in a Nutshell)
 
 
- valueOf( ):  22.5.2. LiveConnect Data Conversion in Netscape 3 (JavaScript)
 
  
  - Boolean object:  23. Core JavaScript Reference (JavaScript)
 
    -  23. Core JavaScript Reference (JavaScript)
 
  
 
  
  - Boolean objects:  12.5. Core Objects (Dynamic HTML)
 
  
  - Complex class (example):  8.7.4. The valueOf( ) Method (JavaScript)
 
  
  - Date object:  23. Core JavaScript Reference (JavaScript)
 
  
  - Date objects:  12.5. Core Objects (Dynamic HTML)
 
  
  - function objects:  12.5. Core Objects (Dynamic HTML)
 
  
  - Number object:  23. Core JavaScript Reference (JavaScript)
 
  
  - Number objects:  12.5. Core Objects (Dynamic HTML)
 
  
  - Object object:  23. Core JavaScript Reference (JavaScript)
 
    -  23. Core JavaScript Reference (JavaScript)
 
  
 
  
  - Object objects:  12.5. Core Objects (Dynamic HTML)
 
  
  - String object:  23. Core JavaScript Reference (JavaScript)
 
 
- valueOf( ) method, String objects:  12.5. Core Objects (Dynamic HTML)
 
- valueOf( ) method:  5.3. Arithmetic Operators (JavaScript)
 
  
  - Object object:  8.7.4. The valueOf( ) Method (JavaScript)
 
  
  - objects, converting to numbers:  11.1.1. Object-to-Primitive Conversion (JavaScript)
 
 
- values:  3. Data Types and Values (JavaScript)
 
  
  - assigning to attributes:  3.5.2. CSS Attribute Assignment Syntax (Dynamic HTML)
 
  
  - attribute values:  1.4. XHTML (Dynamic HTML)
 
    -  5.5. Changing Tag Attribute Values (Dynamic HTML)
 
  
 
  
  - changing for attributes:  4.3. Changing Attribute Values via Scripting (Dynamic HTML)
 
    -  5.5. Changing Tag Attribute Values (Dynamic HTML)
 
    -  5.5. Changing Tag Attribute Values (Dynamic HTML)
 
  
 
  
  - changing for styles:  5.6. Changing Applied Style Values (Dynamic HTML)
 
  
  - clip attribute:  4.2.3. The clip Attribute (Dynamic HTML)
 
  
  - data, arrays of:  3.6. Arrays (JavaScript)
 
  
  - edge measurement attributes:  4.2.2. top, right, bottom, and left Attributes (Dynamic HTML)
 
  
  - function literals, embedding in programs:  3.4.1. Function Literals (JavaScript)
 
  
  - functions as:  3.4. Functions (JavaScript)
 
  
  - identifiers as index values:  5.4.1. Precaching Images (Dynamic HTML)
 
  
  - none value:  4.2.5. The visibility Attribute (Dynamic HTML)
 
  
  - null:  3.7. null (JavaScript)
 
  
  - property, in object literals:  3.5.2. Object Literals (JavaScript)
 
  
  - return false:  6.4.1. Setting the return Value (Dynamic HTML)
 
 
- valuetype attribute, param elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
- valuetype attribute, <param>:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
- valueType property, param objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
- var elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
- var keyword:  7.1. Introduction (PHP Cookbook)
 
- var objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  -  9.6. Alphabetical Object Reference (Dynamic HTML)
 
 
- var statement:  12.8. Miscellaneous Statements  (Dynamic HTML)
 
  -  4.2. Variable Declaration (JavaScript)
 
  -  6.13. var (JavaScript)
 
 
- var statement (JavaScript):  11.2.10.5. Alphabetical statement reference (Webmaster in a Nutshell)
 
- var_dump( ):  5.9.2. Solution (PHP Cookbook)
 
  -  A.3d. Alphabetical Listing of PHP Functions (r-z) (Programming PHP)
 
  -  2.1.7.1. Debugging with print_r( ) and var_dump( ) (Web Database Applications)
 
  -  2.5.1.2. Heterogeneous arrays (Web Database Applications)
 
  
  - displaying PHP values in human-readable form:  4.2.4. print_r( ) and var_dump( ) (Programming PHP)
 
  
  - recursion, handling:  5.9.3. Discussion (PHP Cookbook)
 
  
  - viewing object variables:  7.11.3. Discussion (PHP Cookbook)
 
 
- var_export( ):  7.11.3. Discussion (PHP Cookbook)
 
- variable argument list, processing:  14.7.3. An Example with Variable Argument List (Programming PHP)
 
- variable content (see dynamic content)
 
- variable functions:  3.6. Variable Functions (Programming PHP)
 
- variable substitution:  2.6.1.1. Variable substitution (Web Database Applications)
 
- variable variables:  1.8.4. See Also (PHP Cookbook)
 
  
  - calling different functions, depending on variable value:  6.11.1. Problem (PHP Cookbook)
 
  
  - creating dynamic variable names:  5.5.2. Solution (PHP Cookbook)
 
  
  - function-private default values, setting:  5.3.3. Discussion (PHP Cookbook)
 
  
  - global variable names, specifying:  6.12.3. Discussion (PHP Cookbook)
 
  
  - iterating through similarly named variables:  5.5.3. Discussion (PHP Cookbook)
 
 
- variables:  4. Variables (JavaScript)
 
  -  5.1. Introduction (PHP Cookbook)
 
  -  2.2.6. Objects (Programming PHP)
 
  -  2.3. Variables (Programming PHP)
 
  -  2.1.2. Variables (Web Database Applications)
 
  
  - assigning array values to:  5.4.3. Discussion (PHP Cookbook)
 
  
  - assigning function return values to:  6.1. Introduction (PHP Cookbook)
 
  
  - assigning values to:  2.4.12.1. Assignment (Programming PHP)
 
  
  - assignment and:  2.1.5. Expressions, Operators, and Variable Assignment (Web Database Applications)
 
  
  - browser information:  1.6.6. Still More Features (JavaScript)
 
  
  - case-sensitivity in:  2.2. Case Sensitivity (JavaScript)
 
  
  - case-sensitivity in names:  2.1.1. Case Sensitivity (Programming PHP)
 
  
  - checking value with isset( ) function:  A.2b. Alphabetical Listing of PHP Functions (f-i) (Programming PHP)
 
  
  - checking values with isset( ) function:  2.3.4. Garbage Collection (Programming PHP)
 
  
  - class:  7.1. Introduction (PHP Cookbook)
 
    
    - assigning non-constant value to:  7.1. Introduction (PHP Cookbook)
 
    
    - property names:  7.1. Introduction (PHP Cookbook)
 
    
    - stored in an array:  7.9.3. Discussion (PHP Cookbook)
 
  
 
  
  - coercing all into array form:  4.5.3. Discussion (PHP Cookbook)
 
  
  - comparing, avoiding errors with = and == operators:  5.2.1. Problem (PHP Cookbook)
 
  
  - complex data types, encapsulation as strings:  5.8.1. Problem (PHP Cookbook)
 
  
  - configuration, getting:  A.2b. Alphabetical Listing of PHP Functions (f-i) (Programming PHP)
 
  
  - content/type of, examining:  2.1.7. Examining Variable Type and Content (Web Database Applications)
 
  
  - converting HTML field names to:  7.4.2. Parameters (Programming PHP)
 
  
  - converting to/from arrays:  5.6. Converting Between Arrays and Variables (Programming PHP)
 
  
  - counter:  6.6. while (JavaScript)
 
  
  - creating dynamic name:  5.5.1. Problem (PHP Cookbook)
 
  
  - creating for extensions:  14.11. Creating Variables (Programming PHP)
 
  
  - debugging and:  2.1.2. Variables (Web Database Applications)
 
  
  - declaring:  4.2. Variable Declaration (JavaScript)
 
    -  6.13. var (JavaScript)
 
  
 
  
  - default value, establishing:  5.3.1. Problem (PHP Cookbook)
 
  
  - defined, getting:  A.2b. Alphabetical Listing of PHP Functions (f-i) (Programming PHP)
 
  
  - dumping contents as strings:  5.9.1. Problem (PHP Cookbook)
 
  
  - EGPCS (environment, GET, POST, cookie and server):  7.2. Variables (Programming PHP)
 
    -  12.1.2. Set variables_order (Programming PHP)
 
  
 
  
  - EGPCS (environment, GET, POST, cookies and server):  7.2. Variables (Programming PHP)
 
  
  - empty, evaluation to boolean false value:  5.1. Introduction (PHP Cookbook)
 
  
  - environment variable:  2.6.2. Page Branching (Dynamic HTML)
 
  
  - environment variables:  8.21.3. Discussion (PHP Cookbook)
 
  
  - exchanging values without using temporary variables:  5.4.1. Problem (PHP Cookbook)
 
  
  - expanding in double-quoted strings:  2.2.3. Strings (Programming PHP)
 
  
  - in for/in loops:  6.9. for/in (JavaScript)
 
  
  - frames, using in different:  13.11.3. JavaScript in Interacting Windows (JavaScript)
 
  
  - function parameters:  6.2.3. Discussion (PHP Cookbook)
 
    -  2.3.3.4. Function parameters (Programming PHP)
 
  
 
  
  - functions for:  A.1. PHP Functions by Category (Programming PHP)
 
  
  - global:  4.3. Variable Scope (JavaScript)
 
    -  4.6.1. The Global Object (JavaScript)
 
    
    - form data and, security issues:  12.1. Global Variables and Form Data (Programming PHP)
 
    
    - internal PHP, accessing from extension functions:  14.10. Global Variables (Programming PHP)
 
    
    - reference counting and:  11.3.2. Garbage Collection by Reference Counting (JavaScript)
 
    
    - SAPI (Server Abstraction API):  14.10.1. SAPI Globals (SG) (Programming PHP)
 
  
 
  
  - global variables:  4.4.1. Browser Support Flagging (Dynamic HTML)
 
  
  - identifiers:  2.7. Identifiers (JavaScript)
 
  
  - initializing with PHP:  5.1.5. How PHP Initializes Variables (Web Database Applications)
 
  
  - initializing, with statements and:  6.18. with (JavaScript)
 
  
  - interpolating into double-quoted strings:  17.4.3. Discussion (PHP Cookbook)
 
  
  - interpolating into strings:  1.8.3. Discussion (PHP Cookbook)
 
    -  4.1.1. Variable Interpolation (Programming PHP)
 
  
 
  
  - JavaScript:  11.2.7. Variables (Webmaster in a Nutshell)
 
  
  - lifetime of:  12.3.5. Window and Variable Lifetime (JavaScript)
 
  
  - local:  7.3. Function Scope: The Call Object (JavaScript)
 
  
  - local variables:  6.2.1. Event Objects and Event Models (Dynamic HTML)
 
  
  - loop, initializing, testing, and updating:  6.8. for (JavaScript)
 
  
  - mapping names to value positions in memory:  2.3.4. Garbage Collection (Programming PHP)
 
  
  - mark and sweep garbage collection:  11.3.1. Mark-and-Sweep Garbage Collection (JavaScript)
 
  
  - multiple scripts and:  12.2.1. The <script> Tag (JavaScript)
 
  
  - names, $ (dollar sign) in:  2.1.6.1. Variable names (Programming PHP)
 
  
  - NULL value:  2.2.8. NULL (Programming PHP)
 
  
  - null values in:  3.7. null (JavaScript)
 
  
  - as object properties:  4.6. Variables as Properties (JavaScript)
 
  
  - object, finding:  7.11.3. Discussion (PHP Cookbook)
 
  
  - object references:  6.2. Creating an Object (Programming PHP)
 
  
  - outputting information about:  A.3d. Alphabetical Listing of PHP Functions (r-z) (Programming PHP)
 
  
  - passing by reference:  6.4.1. Problem (PHP Cookbook)
 
    -  3.4.2. Passing Parameters by Reference (Programming PHP)
 
  
 
  
  - passing by value:  3.4.1. Passing Parameters by Value (Programming PHP)
 
  
  - passing by value or by reference:  6.2.3. Discussion (PHP Cookbook)
 
  
  - passing to functions:  2.10.3. How Variables Are Passed to Functions (Web Database Applications)
 
  
  - with . (period) in names:  9.10.1. Problem (PHP Cookbook)
 
  
  - PHP:  16.4. Variables (Webmaster in a Nutshell)
 
    
    - dynamic variables:  16.4.1. Dynamic Variables (Webmaster in a Nutshell)
 
    
    - variable scope:  16.9.2. Variable Scope (Webmaster in a Nutshell)
 
  
 
  
  - PHP_AUTH_USER and PHP_AUTH_PW:  8.10.2. Solution (PHP Cookbook)
 
  
  - $PHP_SELF:  7.2. Variables (Programming PHP)
 
  
  - property names, using with:  6.3. Accessing Properties and Methods (Programming PHP)
 
  
  - reading XML from with DOM:  12.4.2. Solution (PHP Cookbook)
 
  
  - references to variable stored in another variable:  2.3.1. Variable Variables (Programming PHP)
 
  
  - removing value with unset( ) function:  2.3.4. Garbage Collection (Programming PHP)
 
  
  - request, importing into global scope:  A.2b. Alphabetical Listing of PHP Functions (f-i) (Programming PHP)
 
  
  - returning by reference:  6.7.1. Problem (PHP Cookbook)
 
  
  - scope and:  2.10.2. Variable Scope (Web Database Applications)
 
  
  - scope of:  4.3. Variable Scope (JavaScript)
 
    -  4.7. Variable Scope Revisited (JavaScript)
 
    -  2.3.3. Variable Scope (Programming PHP)
 
    -  3.3. Variable Scope (Programming PHP)
 
    
    - with statement and:  6.18. with (JavaScript)
 
  
 
  
  - session, registering:  7.6.2. Sessions (Programming PHP)
 
    -  7.6.2.1. Session basics (Programming PHP)
 
  
 
  
  - set and unset:  5.1. Introduction (PHP Cookbook)
 
  
  - setting value of:  2.3. Variables (Programming PHP)
 
  
  - sharing between processes:  5.7.1. Problem (PHP Cookbook)
 
  
  - static:  5.6.1. Problem (PHP Cookbook)
 
    -  2.3.3.3. Static variables (Programming PHP)
 
    -  3.3.2. Static Variables (Programming PHP)
 
  
 
  
  - syslog, defining:  A.2a. Alphabetical Listing of PHP Functions (a-e) (Programming PHP)
 
  
  - temporary, assigning objects to:  7.7.2. Solution (PHP Cookbook)
 
  
  - this:  6.4.1. Declaring Methods (Programming PHP)
 
  
  - treating as arrays:  9.11.2. Solution (PHP Cookbook)
 
  
  - truth values of:  6.10.3. Discussion (PHP Cookbook)
 
  
  - typing/untyped:  4.1. Variable Typing (JavaScript),  LiveConnect data conversion:   22.5. LiveConnect Data Conversion (JavaScript)
 
  
  - unassigned vs. undefined:  4.3.2. Undefined Versus Unassigned (JavaScript)
 
  
  - undefined, error handling and:  8.16.3. Discussion (PHP Cookbook)
 
  
  - undefined values:  3.8. undefined (JavaScript)
 
  
  - variable, using with objects:  6.2. Creating an Object (Programming PHP)
 
 
- variables_order configuration directive:  8.21.3. Discussion (PHP Cookbook)
 
- variables_order directive in php.ini:  12.1.2. Set variables_order (Programming PHP)
 
- VARIANT type:  15.3.2. PHP Functions (Programming PHP)
 
- VBArray objects:  12.5. Core Objects (Dynamic HTML)
 
- VBScript, converting to PHP COM function calls:  15.3.2. PHP Functions (Programming PHP)
 
- VBScript scripting language:  1.8. ECMAScript (Dynamic HTML)
 
  -  6. Scripting Events (Dynamic HTML)
 
  -  6.3.3. Event Handlers as <script> Tags (IE 4 and Later) (Dynamic HTML)
 
 
- VBScript (Visual Basic Scripting Edition language):  1.3. Client-Side JavaScript (JavaScript)
 
  -  12.2.1.1. The language and type attributes (JavaScript)
 
 
- vendor property, navigator object:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
- vendorSub property, navigator object:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
- verify( ):  15.4. Form Verification Example (JavaScript)
 
  -  7.3.1.1. Case study: A generic JavaScript validation function (Web Database Applications)
 
 
- verify-user.php page:  8.27. Program: Website Account (De)activator (PHP Cookbook)
 
  -  8.27. Program: Website Account (De)activator (PHP Cookbook)
 
 
- verifying
 
  
  - existence of objects:  12.3.3. Event Handlers (JavaScript)
 
  
  - function arguments:  7.4. Function Arguments: The Arguments Object (JavaScript)
 
  
  - JavaScript version:  20.2.2. Explicit Version Testing (JavaScript)
 
 
- Verisign Payflow Pro extension:  B.1. Optional Extensions Listing (Programming PHP)
 
- version
 
  
  - of PHP parser:  A.2c. Alphabetical Listing of PHP Functions (j-q) (Programming PHP)
 
  
  - of XML in processing instruction:  11.1. Lightning Guide to XML (Programming PHP)
 
 
- version attribute
 
  
  - html elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
  - script elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
 
- version attribute, <html> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
- version property, html objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
- version_compare( ):  A.3d. Alphabetical Listing of PHP Functions (r-z) (Programming PHP)
 
- versions:  1.1. The Standards Alphabet Soup (Dynamic HTML)
 
  -  1.9. A Fragmenting World (Dynamic HTML)
 
  
  - browser:  13.6. The Navigator Object (JavaScript)
 
    -  24. Client-Side JavaScript Reference (JavaScript)
 
  
 
  
  - CSS style sheets:  18.1.4. Versions of CSS (JavaScript)
 
  
  - JavaScript:  1.2. Versions of JavaScript (JavaScript)
 
    -  1.2. Versions of JavaScript (JavaScript)
 
    
    - client-side and core language:  1.3. Client-Side JavaScript (JavaScript)
 
    
    - compatibility:  20.2. Language Version Compatibility (JavaScript)
 
    
    - explicitly testing for:  20.2.2. Explicit Version Testing (JavaScript)
 
    
    - listing with descriptions:  1.2. Versions of JavaScript (JavaScript)
 
    
    - specifying in language attribute:  12.2.1.1. The language and type attributes (JavaScript)
 
      -  12.2.1.1. The language and type attributes (JavaScript)
 
    
 
  
 
 
- vertical-align attribute (CSS):  11.5. Alphabetical Attribute Reference (Dynamic HTML)
 
- vertical-align property (CSS):  9.4. CSS Reference (Webmaster in a Nutshell)
 
- vertical bar (see |, under Symbols)
 
- vertical text, drawing:  15.5.3. Discussion (PHP Cookbook)
 
- verticalAlign property
 
  
  - CSSStyleDeclaration objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - style objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
 
- vertically aligned widgets:  20.7.3. Discussion (PHP Cookbook)
 
- very large or very small numbers:  2.14.1. Problem (PHP Cookbook)
 
- video, playing movies embedded in web pages:  14.10. Embedded Data (JavaScript)
 
- view property:  19.2.6.2. UIEvent (JavaScript)
 
  -  25. W3C DOM Reference (JavaScript)
 
  
  - event objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
 
- ViewCSS objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
- views:  1.4.3. The MySQL DBMS (Web Database Applications),  not supported in MySQL:   3.10.4. Limitations of MySQL (Web Database Applications)
 
- views, DOM:  25. W3C DOM Reference (JavaScript)
 
- virtual
 
  
  - hosting (Apache):  18.1.6. Virtual Hosting (Webmaster in a Nutshell)
 
  
  - hosts:  18. Apache Configuration (Webmaster in a Nutshell)
 
    -  19.38. mod_vhost_alias (Webmaster in a Nutshell)
 
  
 
  
 
  
  - text wrapping:  6.3. The <textarea> Tag (Webmaster in a Nutshell)
 
  
  - web documents:  12.1.2. Creating Virtual Documents (Webmaster in a Nutshell)
 
 
- virtual documents:  5.9. Client-Side Includes (Dynamic HTML)
 
- VirtualDocumentRoot directive (Apache):  19.38. mod_vhost_alias (Webmaster in a Nutshell)
 
- VirtualDocumentRootIP directive (Apache):  19.38. mod_vhost_alias (Webmaster in a Nutshell)
 
- VirtualScriptAliasIP directive (Apache):  19.38. mod_vhost_alias (Webmaster in a Nutshell)
 
- viruses, guarding against:  1.7. JavaScript Security (JavaScript)
 
- visibility, cookies:  16.1. An Overview of Cookies (JavaScript)
 
- visibility attribute:  4.2.5. The visibility Attribute (Dynamic HTML)
 
  -  4.3.2. Positionable Element Properties (Dynamic HTML)
 
  
  - ilayer elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
  - layer elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
  - <ilayer> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <layer> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
 
- visibility attribute (CSS):  11.5. Alphabetical Attribute Reference (Dynamic HTML)
 
- visibility attributes:  18.2. Element Positioning with CSS (JavaScript)
 
  -  18.2.4. Element Display and Visibility (JavaScript)
 
  
  - overflow and clip:  18.2.5. Partial Visibility: overflow and clip (JavaScript)
 
 
- visibility property:  4.3.2. Positionable Element Properties (Dynamic HTML)
 
  -  18.4.2. DHTML in Netscape 4 (JavaScript)
 
  -  24. Client-Side JavaScript Reference (JavaScript)
 
  
  - CSSStyleDeclaration objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - layer objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - style objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
 
- visible property:  24. Client-Side JavaScript Reference (JavaScript)
 
  
  - directories objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - locationbar objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - menubar objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - personalbar objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - scrollbars objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - statusbar objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - toolbar objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
 
- visible value
 
  
  - overflow attribute:  4.2.4. The overflow Attribute (Dynamic HTML)
 
  
  - visibility attribute:  4.2.5. The visibility Attribute (Dynamic HTML)
 
 
- :visited pseudo-class:  11.2.2. Pseudo-Classes (Dynamic HTML)
 
- :visited style pseudo-class:  9.2.3.4. Style pseudo-classes (Webmaster in a Nutshell)
 
- vlink attribute, body elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
- vlink attribute, <body>:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
- vLink property:  25. W3C DOM Reference (JavaScript),  body objects:   9.6. Alphabetical Object Reference (Dynamic HTML)
 
- vlinkColor property:  14.1.2. Document Properties (JavaScript)
 
  -  14.3. Document Color Properties (JavaScript)
 
  -  24. Client-Side JavaScript Reference (JavaScript)
 
  
  - document objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
 
- voice-family attribute (CSS):  11.5. Alphabetical Attribute Reference (Dynamic HTML)
 
- voiceFamily, CSSStyleDeclaration objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
- voiceFamily property
 
  
  - CSSStyleDeclaration objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - style objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
    -  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
 
 
- void data type:  25. W3C DOM Reference (JavaScript)
 
- void loginButtons( ):  10.4. The Winestore Include Files (Web Database Applications)
 
- void operator:  5.3. Links to Multiple Frames (Dynamic HTML)
 
  -  12.6. Operators (Dynamic HTML)
 
  -  3.8. undefined (JavaScript)
 
  -  5.10.5. The void Operator (JavaScript)
 
  -  12.2.4. JavaScript in URLs (JavaScript)
 
 
- void selectDistinct ( ):  10.4. The Winestore Include Files (Web Database Applications)
 
- void showCart( ):  10.4. The Winestore Include Files (Web Database Applications)
 
- void showLogin( ):  10.2.2. The Customer <form> (Web Database Applications)
 
  -  10.4. The Winestore Include Files (Web Database Applications)
 
 
- void showMessage( ):  10.2.2. The Customer <form> (Web Database Applications)
 
  -  10.4. The Winestore Include Files (Web Database Applications)
 
 
- void showPricing( ):  10.4. The Winestore Include Files (Web Database Applications)
 
- void showVarieties( ):  10.4. The Winestore Include Files (Web Database Applications)
 
- volume attribute, bgsound elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
- volume attribute (CSS):  11.5. Alphabetical Attribute Reference (Dynamic HTML)
 
- volume property
 
  
  - bgsound objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
  - CSSStyleDeclaration objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
    -  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
 
  
  - style objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
    -  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
 
 
- volumeDiscount( ):  2.11.2. Inheritance (Web Database Applications)
 
- vpopmail extension:  B.1. Optional Extensions Listing (Programming PHP)
 
- vprintf( ):  A.3d. Alphabetical Listing of PHP Functions (r-z) (Programming PHP)
 
- vspace attribute
 
  
  - applet elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
    -  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
 
  
  - iframe elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
    -  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
 
  
  - img elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
    -  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
 
  
  - input elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
    -  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
 
  
  - <applet> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <embed> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <img> tag:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <marquee> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <object> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
  
  - <table> tags:  3.2. HTML Tag and Attribute Descriptions (Webmaster in a Nutshell)
 
    -  5.1. The <table> Tag (Webmaster in a Nutshell)
 
    -  5.1. The <table> Tag (Webmaster in a Nutshell)
 
  
 
  
  - marquee elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
    -  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
 
  
  - object elements:  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
    -  8.3. Alphabetical Tag Reference (Dynamic HTML)
 
  
 
 
- vspace property:  14.6.4. Other Image Properties (JavaScript)
 
  -  14.6.4. Other Image Properties (JavaScript)
 
  -  24. Client-Side JavaScript Reference (JavaScript)
 
  
  - applet objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
    -  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
 
  
  - iframe objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
    -  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
 
  
  - img objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
    -  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
 
  
  - input (type="image") objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
    -  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
 
  
  - marquee objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
    -  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
 
  
  - object objects:  9.6. Alphabetical Object Reference (Dynamic HTML)
 
    -  9.6. Alphabetical Object Reference (Dynamic HTML)
 
  
 
 
- vsprintf( ):  A.3d. Alphabetical Listing of PHP Functions (r-z) (Programming PHP)
 
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